UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KgWcgubfjsK4sGh4ndRcUDkQnPKeSrkHLDgFiHVk2DM=' 
WHERE 
  key_id = 'e8e816da774872b503c2245e38141a90d1da0817e28d626ad81f55e12ff84212' 
  AND (
    token = 'KgWcgubfjsK4sGh4ndRcUDkQnPKeSrkHLDgFiHVk2DM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )