UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uEpGSvMWBf3pi7a5Vu4/H/ZEe2+T4frDAjQoKRaey1Q=' 
WHERE 
  key_id = '2fa876a72a4ff828e907b1b6a19878599b446eb9f6a30cf0184306fa09ef14ec' 
  AND (
    token = 'uEpGSvMWBf3pi7a5Vu4/H/ZEe2+T4frDAjQoKRaey1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )