UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+75xGB643lg3wlGCa3I3q+tTfZNJHDi12OzuHRCWFko=' 
WHERE 
  key_id = '4a61be64a46e37a9d1cc13c4ca217523922e58d6946acfbd87bf0a03e7a9ad62' 
  AND (
    token = '+75xGB643lg3wlGCa3I3q+tTfZNJHDi12OzuHRCWFko=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )