UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+N6I8/NLgvGDf1L4Hu8y5VK8zXW3EH7DYG6QsN692eQ=' 
WHERE 
  key_id = '740b73bed9a55425bd6c86e347712f8c38ac2d0e8643e21aebe7c51a7ebe40fe' 
  AND (
    token = '+N6I8/NLgvGDf1L4Hu8y5VK8zXW3EH7DYG6QsN692eQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )