UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U7eCJqKZ/YaCU0HSt0OUi6tNAgirM11rftbBuVEO/b8=' 
WHERE 
  key_id = '684a88b85dc4e4f013e97344f97cbdd8246d0363ef8cb3f1d7d9693f906acb2f' 
  AND (
    token = 'U7eCJqKZ/YaCU0HSt0OUi6tNAgirM11rftbBuVEO/b8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )