[{"users":["630200a45d22133dbe5bec44","630200975d22133dbe5bec41"]},{"users":["630200975d22133dbe5bec41","630200a45d22133dbe5bec44"]},{"users":["630200975d22133dbe5bec41","630200a45d22133dbe5bec44","otherid"]}]

db.collection.find({users:{$all:["630200975d22133dbe5bec41","630200a45d22133dbe5bec44"]},"users.2":{$exists:false}})