UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gYKOgibmVL1j7tdO96mXpdyKB+sa0kV29vKjFAX2xfI=' 
WHERE 
  key_id = '19c446e52884b149a93385fba22d9f7024efb44f26737363316acfb5ecda7869' 
  AND (
    token = 'gYKOgibmVL1j7tdO96mXpdyKB+sa0kV29vKjFAX2xfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )