UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P/nVVoAHPorRTmHa2HKRpoHdcwGEShQTyDBtfBXZxAw=' 
WHERE 
  key_id = '497c6e0ce9f13538399e57a1e635e0fe199032b80b382ea4550d10078bf10550' 
  AND (
    token = 'P/nVVoAHPorRTmHa2HKRpoHdcwGEShQTyDBtfBXZxAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )