UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2t506TgtFCzk4taVJy2mZa+3sVET0V43t1AWVW0ZioU=' 
WHERE 
  key_id = '5184741cc5b1078e2c6d549dccb59e0d5b13af548df9186deb22b38b4891bbfb' 
  AND (
    token = '2t506TgtFCzk4taVJy2mZa+3sVET0V43t1AWVW0ZioU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )