UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tveSW/QldpeSBljoPycQxJBfYY3Gg6wBRVZUVo2b06E=' 
WHERE 
  key_id = 'ff3af009d39032cb717ba29f507aae41e127a62415ac5bc22c5644c129d75324' 
  AND (
    token = 'tveSW/QldpeSBljoPycQxJBfYY3Gg6wBRVZUVo2b06E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )