UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZkA2YLywGtlTyMQlMjdqcJAouVYRWkBqdDRxD/+AHdg=' 
WHERE 
  key_id = '27e457a7ccc26f944143e21db2f045f51d04c304cd9bc60af7e6126bd0d69e12' 
  AND (
    token = 'ZkA2YLywGtlTyMQlMjdqcJAouVYRWkBqdDRxD/+AHdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )