<if test="taskStatus=='4' .toString()">
and paid_status!='2' and task_status='4'
</if>
<if test="taskStatus!='4' .toString()">
and task_status=${taskStatus}
</if>
<if test="taskStatus=='4' .toString()">
and paid_status!='2' and task_status='4'
</if>
<if test="taskStatus!='4' .toString()">
and task_status=${taskStatus}
</if>