diff --git a/pagination/pagination.pb.go b/pagination/pagination.pb.go
index 4bd7eb0..ef27e9b 100644
--- a/pagination/pagination.pb.go
+++ b/pagination/pagination.pb.go
@@ -9,6 +9,7 @@ package pagination
 import (
 	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
 	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	timestamppb "google.golang.org/protobuf/types/known/timestamppb"
 	reflect "reflect"
 	sync "sync"
 )
@@ -31,9 +32,14 @@ type PageCursor struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	PageSize  int32  `protobuf:"varint,1,opt,name=page_size,json=pageSize,proto3" json:"page_size,omitempty"` // the number of results returned on each iteration.
-	NextKey   []byte `protobuf:"bytes,2,opt,name=next_key,json=nextKey,proto3" json:"next_key,omitempty"`     // the key to start the iteration from
-	Namespace string `protobuf:"bytes,3,opt,name=namespace,proto3" json:"namespace,omitempty"`                // the namespace the cursor is iterating on
+	// The number of results returned on each iteration.
+	PageSize int32 `protobuf:"varint,1,opt,name=page_size,json=pageSize,proto3" json:"page_size,omitempty"`
+	// The key to start the iteration from for forward iteration (e.g. the seek key).
+	NextKey []byte `protobuf:"bytes,2,opt,name=next_key,json=nextKey,proto3" json:"next_key,omitempty"`
+	// The namespace the cursor is iterating on
+	Namespace string `protobuf:"bytes,3,opt,name=namespace,proto3" json:"namespace,omitempty"`
+	// The timestamp when the cursor is no longer valid.
+	Expires *timestamppb.Timestamp `protobuf:"bytes,4,opt,name=expires,proto3" json:"expires,omitempty"`
 }
 
 func (x *PageCursor) Reset() {
@@ -89,22 +95,35 @@ func (x *PageCursor) GetNamespace() string {
 	return ""
 }
 
+func (x *PageCursor) GetExpires() *timestamppb.Timestamp {
+	if x != nil {
+		return x.Expires
+	}
+	return nil
+}
+
 var File_pagination_v1_pagination_proto protoreflect.FileDescriptor
 
 var file_pagination_v1_pagination_proto_rawDesc = []byte{
 	0x0a, 0x1e, 0x70, 0x61, 0x67, 0x69, 0x6e, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2f, 0x76, 0x31, 0x2f,
 	0x70, 0x61, 0x67, 0x69, 0x6e, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
 	0x12, 0x12, 0x68, 0x6f, 0x6e, 0x75, 0x2e, 0x70, 0x61, 0x67, 0x69, 0x6e, 0x61, 0x74, 0x69, 0x6f,
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-	0x69, 0x6f, 0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x6e, 0x2e, 0x76, 0x31, 0x1a, 0x1f, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x2e,
+	0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x98, 0x01, 0x0a, 0x0a, 0x50, 0x61, 0x67, 0x65, 0x43, 0x75,
+	0x72, 0x73, 0x6f, 0x72, 0x12, 0x1b, 0x0a, 0x09, 0x70, 0x61, 0x67, 0x65, 0x5f, 0x73, 0x69, 0x7a,
+	0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x52, 0x08, 0x70, 0x61, 0x67, 0x65, 0x53, 0x69, 0x7a,
+	0x65, 0x12, 0x19, 0x0a, 0x08, 0x6e, 0x65, 0x78, 0x74, 0x5f, 0x6b, 0x65, 0x79, 0x18, 0x02, 0x20,
+	0x01, 0x28, 0x0c, 0x52, 0x07, 0x6e, 0x65, 0x78, 0x74, 0x4b, 0x65, 0x79, 0x12, 0x1c, 0x0a, 0x09,
+	0x6e, 0x61, 0x6d, 0x65, 0x73, 0x70, 0x61, 0x63, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x52,
+	0x09, 0x6e, 0x61, 0x6d, 0x65, 0x73, 0x70, 0x61, 0x63, 0x65, 0x12, 0x34, 0x0a, 0x07, 0x65, 0x78,
+	0x70, 0x69, 0x72, 0x65, 0x73, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1a, 0x2e, 0x67, 0x6f,
+	0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x54, 0x69,
+	0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x52, 0x07, 0x65, 0x78, 0x70, 0x69, 0x72, 0x65, 0x73,
+	0x42, 0x29, 0x5a, 0x27, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x72,
+	0x6f, 0x74, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x69, 0x6f, 0x2f, 0x68, 0x6f, 0x6e, 0x75,
+	0x2f, 0x70, 0x61, 0x67, 0x69, 0x6e, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0x62, 0x06, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x33,
 }
 
 var (
@@ -121,14 +140,16 @@ func file_pagination_v1_pagination_proto_rawDescGZIP() []byte {
 
 var file_pagination_v1_pagination_proto_msgTypes = make([]protoimpl.MessageInfo, 1)
 var file_pagination_v1_pagination_proto_goTypes = []interface{}{
-	(*PageCursor)(nil), // 0: honu.pagination.v1.PageCursor
+	(*PageCursor)(nil),            // 0: honu.pagination.v1.PageCursor
+	(*timestamppb.Timestamp)(nil), // 1: google.protobuf.Timestamp
 }
 var file_pagination_v1_pagination_proto_depIdxs = []int32{
-	0, // [0:0] is the sub-list for method output_type
-	0, // [0:0] is the sub-list for method input_type
-	0, // [0:0] is the sub-list for extension type_name
-	0, // [0:0] is the sub-list for extension extendee
-	0, // [0:0] is the sub-list for field type_name
+	1, // 0: honu.pagination.v1.PageCursor.expires:type_name -> google.protobuf.Timestamp
+	1, // [1:1] is the sub-list for method output_type
+	1, // [1:1] is the sub-list for method input_type
+	1, // [1:1] is the sub-list for extension type_name
+	1, // [1:1] is the sub-list for extension extendee
+	0, // [0:1] is the sub-list for field type_name
 }
 
 func init() { file_pagination_v1_pagination_proto_init() }
diff --git a/proto/buf.lock b/proto/buf.lock
new file mode 100644
index 0000000..6c4355d
--- /dev/null
+++ b/proto/buf.lock
@@ -0,0 +1,8 @@
+# Generated by buf. DO NOT EDIT.
+version: v1
+deps:
+  - remote: buf.build
+    owner: googleapis
+    repository: googleapis
+    commit: 28151c0d0a1641bf938a7672c500e01d
+    digest: shake256:49215edf8ef57f7863004539deff8834cfb2195113f0b890dd1f67815d9353e28e668019165b9d872395871eeafcbab3ccfdb2b5f11734d3cca95be9e8d139de
diff --git a/proto/buf.yaml b/proto/buf.yaml
index c72c02c..b5a6b11 100644
--- a/proto/buf.yaml
+++ b/proto/buf.yaml
@@ -1,5 +1,7 @@
 version: v1
 name: buf.build/rotational/honudb
+deps:
+  - buf.build/googleapis/googleapis
 breaking:
   use:
     - FILE
diff --git a/proto/pagination/v1/pagination.proto b/proto/pagination/v1/pagination.proto
index b07ec18..490d4fe 100644
--- a/proto/pagination/v1/pagination.proto
+++ b/proto/pagination/v1/pagination.proto
@@ -1,6 +1,9 @@
 syntax = "proto3";
 
 package honu.pagination.v1;
+
+import "google/protobuf/timestamp.proto";
+
 option go_package = "github.com/rotationalio/honu/pagination";
 
 // Implements a protocol buffer struct for state managed pagination. This struct will be
@@ -10,7 +13,15 @@ option go_package = "github.com/rotationalio/honu/pagination";
 // size in the cursor matches the page size in the request.
 // See https://cloud.google.com/apis/design/design_patterns#list_pagination for more.
 message PageCursor {
-    int32 page_size = 1;  // the number of results returned on each iteration.
-    bytes next_key = 2;   // the key to start the iteration from
-    string namespace = 3; // the namespace the cursor is iterating on
-}
\ No newline at end of file
+  // The number of results returned on each iteration.
+  int32 page_size = 1;
+
+  // The key to start the iteration from for forward iteration (e.g. the seek key).
+  bytes next_key = 2;
+
+  // The namespace the cursor is iterating on
+  string namespace = 3;
+
+  // The timestamp when the cursor is no longer valid.
+  google.protobuf.Timestamp expires = 4;
+}