UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MJXrnggnHOcEHn9lE3TmwF/EpqA3QNm82vUqUTFYrdg=' 
WHERE 
  key_id = '7857f4deb4fc5f146b61e1f58773941253c72964c4b88421ad80cc8459bee5a4' 
  AND (
    token = 'MJXrnggnHOcEHn9lE3TmwF/EpqA3QNm82vUqUTFYrdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )