UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nfj4uQfRRDHDjUZ5lxzu28T158NEaKXgWbzhtbZKz5U=' 
WHERE 
  key_id = 'a96c69fdc354da2ac8cd4acd408a398697a29c888f12be313c4806eda38e3559' 
  AND (
    token = 'Nfj4uQfRRDHDjUZ5lxzu28T158NEaKXgWbzhtbZKz5U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )