UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l5gnUXIlyuE7aHODxsS8SntSSYC4ZBHvhghMz4yKkf8=' 
WHERE 
  key_id = '4c686d7579fb393e9a2d8b679451db3a35d5da9bb65aa89db6dc4d2de62d0cba' 
  AND (
    token = 'l5gnUXIlyuE7aHODxsS8SntSSYC4ZBHvhghMz4yKkf8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )