UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6RkpdWVwbQTIITBolvqN3fgwozuxXzQB9GC6HrQ8IwQ=' 
WHERE 
  key_id = '71af5ba1f7be2943adefdbf41d00b2c4080e0315853d0d1820e9278f93d1a94f' 
  AND (
    token = '6RkpdWVwbQTIITBolvqN3fgwozuxXzQB9GC6HrQ8IwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )