UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OT917GtAX8W/kPjEjLchCM/1deJBQV1VtSygX1vZ1ZI=' 
WHERE 
  key_id = '049c6532829ba7a43479550dc139d9195ca0bda4ad65719d75f86ddad1b73ac3' 
  AND (
    token = 'OT917GtAX8W/kPjEjLchCM/1deJBQV1VtSygX1vZ1ZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )