API Keys: Add revocation for SATs (#53896)

* add apikey is_revoked field

* add token store tests

* Apply suggestions from code review

* remove unused fields

pkg/services/sqlstore/migrations/apikey_mig.go

@@ -95,4 +95,9 @@ func addApiKeyMigrations(mg *Migrator) {
 	mg.AddMigration("Add last_used_at to api_key table", NewAddColumnMigration(apiKeyV2, &Column{
 		Name: "last_used_at", Type: DB_DateTime, Nullable: true,
 	}))
+
+	// is_revoked indicates whether key is revoked or not. Revoked keys should be kept in the table, but invalid.
+	mg.AddMigration("Add is_revoked column to api_key table", NewAddColumnMigration(apiKeyV2, &Column{
+		Name: "is_revoked", Type: DB_Bool, Nullable: true, Default: "0",
+	}))
 }