Update AQL

UPDATE { _key: "Test" } WITH {newVal: 123} IN sample RETURN NEW

[
  {
    "_key": "Test",
    "_id": "sample/Test",
    "_rev": "_edD6PBC---",
    "name": "AQL",
    "newVal": 123
  }
]

Notes:

• search and UPDATE by expression WITH OBJECT IN {Collection} RETURN NEW updated doc