UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xQY1Vz1CowUykFeaBGfzOl6BJlGZ/I21TJax9jxc8Ws=' 
WHERE 
  key_id = '517ffff91815251ac63a09308c7677ab54d4ed6123c324512d2481511e5caf20' 
  AND (
    token = 'xQY1Vz1CowUykFeaBGfzOl6BJlGZ/I21TJax9jxc8Ws=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )