update web_site.tb_device_spare set quantity = quantity - #{item.quantity} where name = #{item.name} and model = #{item.model} and version = #{item.version} and brand = #{item.brand} and type = #{item.type} and supplier = #{item.supplier} update web_site.tb_device_spare set quantity = #{item.quantity},picture_url = #{item.pictureUrl} where id = #{item.id}