Database
[{"_id":ObjectId("5a934e000102030405000003"),"place":"A",localtime:ISODate("2022-01-01T12:00:00.000Z")},{"_id":ObjectId("5a934e000102030405000004"),"place":"A",localtime:ISODate("2022-01-01T11:00:00.000Z")},{"_id":ObjectId("5a934e000102030405000005"),"place":"A",localtime:ISODate("2022-01-01T10:00:00.000Z")}]
Query
db.collection.update({place:"A"},[{$set:{"utctime":{$dateAdd:{startDate:"$localtime",amount:1,unit:"hour"}}}}],{multi:true})