UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+n6mPhuHmyWCFuBvDWsVmK3dA/+YEpJeLyMaHKuKlYk=' 
WHERE 
  key_id = '2a49f3cc7005089106fe74dcc3147f64f6ee566e9a74a34380454084267e8d3d' 
  AND (
    token = '+n6mPhuHmyWCFuBvDWsVmK3dA/+YEpJeLyMaHKuKlYk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )