<query id="updateSiteComponent" action="update">
    <tables>
        <table name="editor_components_site" />
    </tables>
    <columns>
        <column name="enabled" var="enabled" />
        <column name="extra_vars" var="extra_vars" />
        <column name="list_order" var="list_order" />
    </columns>
    <conditions>
        <condition operation="equal" column="site_srl" var="site_srl" notnull="notnull" />
        <condition operation="equal" column="component_name" var="component_name" notnull="notnull" pipe="and" />
    </conditions>
</query>
