<dtml-comment>
title:
connection_id:cmf_activity_sql_connection
max_rows:1
max_cache:0
cache_time:0
class_name:
class_file:
</dtml-comment>
<params>uid</params>
UPDATE
  message_queue
SET
  processing_date = <dtml-sqlvar "_.DateTime()" type="string">,
  processing=1
WHERE
  uid = <dtml-sqlvar uid type="int">
