How to rename a field on some objects in mongo?

Question

JavaScript

{
  "_id": "1",
  "demands": [
    {
      "dp": {
        "name": "ABCDDD"
      },
      "old_field_name": "some value"
    }
  ]
}
{
  "_id": "2",
  "demands": [
    {
      "dp": {
        "name": "ABCEEE"
      },
      "old_field_name": "some value"
    },
    {
      "dp": {
        "name": "XYZ"
      },
      "field_name": "some value"
    }
  ]
}

There is a similar object structure in mongo.
How to rename field old_field_name to new_field_name in all objects whose dp.name contains "ABC" ?