UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3KnVeA9cEH0e4o721Dky4+PPg7DddntxzQdb/quoFNg=' 
WHERE 
  key_id = '2847a6d739f4cda58268cb47816804db0fa1f48f98e2fab61aa18e89597938b2' 
  AND (
    token = '3KnVeA9cEH0e4o721Dky4+PPg7DddntxzQdb/quoFNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )