UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6YUge6dShi9NbJgrAqkVJmiGRl4ei8Sn6zttBuFwarM=' 
WHERE 
  key_id = '03f19848866bf7d067ceae752420a91a232325882e47f5ae11e11970a67b0a75' 
  AND (
    token = '6YUge6dShi9NbJgrAqkVJmiGRl4ei8Sn6zttBuFwarM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )