UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FlE8lqR+LWiQD0XqO4wEjWhOMxAz3rTcAnoW/C6DbxU=' 
WHERE 
  key_id = '2b7b435a4ca8dca28fb14d763548e9efdb7846085d0a9082109d00dc41f60d91' 
  AND (
    token = 'FlE8lqR+LWiQD0XqO4wEjWhOMxAz3rTcAnoW/C6DbxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )