UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ol4BUdR5zExO3WLz+0a8Gof4aFn3UiGleYimx3dWQCQ=' 
WHERE 
  key_id = '600573e4d7ccdc9acf4076e9139920a046cd36e449348fe03fc64f8a299fd45e' 
  AND (
    token = 'ol4BUdR5zExO3WLz+0a8Gof4aFn3UiGleYimx3dWQCQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )