<query id="updateDeniedWordHit" action="update">
    <tables>
        <table name="spamfilter_denied_word" />
    </tables>

    <columns>
        <column name="hit" default="plus(1)" />
        <column name="latest_hit" default="curdate()" />
    </columns>

    <conditions>
        <condition operation="equal" column="word" var="word" notnull="notnull" />
    </conditions>
</query>