[[!migxLoopCollection?
&packageName=`redaseventspackage`
&classname=`redasEventsPackage`
&sortConfig=`[{"sortby":"datestart","sortdir":"ASC"}]`
&where=`{"resource_id":"62","dateend:>":"[[!GetDate:date=`%Y-%m-%d`]]"}`
&limit=`3`
&tpl=`displayEventsRow`]]
[[!migxLoopCollection?
&packageName=`redaseventspackage`
&classname=`redasEventsPackage`
&sortConfig=`[{"sortby":"datestart","sortdir":"ASC"}]`
&where=`{"resource_id":"62","OR:resource_id":"63","dateend:>":"[[!GetDate:date=`%Y-%m-%d`]]"}`
&limit=`3`
&tpl=`displayEventsRow`]]
This question has been answered by Bruno17. See the first response.
&where=`{"resource_id:IN":[62,63],"dateend:>":"[[!GetDate:date=`%Y-%m-%d`]]"}`