UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QDM4PBIXSrML0oaU2CUdgUuf4LO/S769DhAOXkBAidg=' 
WHERE 
  key_id = '4b349a6e4cc52b0fc77222c54981524489eaeb4e914365da9c1383ea0b486821' 
  AND (
    token = 'QDM4PBIXSrML0oaU2CUdgUuf4LO/S769DhAOXkBAidg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )