UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zX5lf9ZEiyQ8hG4nxI2HXRG1AVMauPOXiFpC0VqeE2E=' 
WHERE 
  key_id = '21cbefcc3b9787ffcec58f8c2e3f0c424dc50322d1da02cd855551129afa9831' 
  AND (
    token = 'zX5lf9ZEiyQ8hG4nxI2HXRG1AVMauPOXiFpC0VqeE2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )