Update an authorization

curl "https://api.phrase.com/v2/authorizations/:id" \
  -u USERNAME \
  -X PATCH \
  -d '{"note":"My Deploy Script","scopes":["read","write"],"expires_at":"2015-03-30T09:52:53Z"}' \
  -H 'Content-Type: application/json'

{
  "id": "abcd1234cdef1234abcd1234cdef1234",
  "note": "My Deploy Script",
  "token_last_eight": "1234abcd",
  "hashed_token": "abcd1234cdef1234abcd1234cdef1234abcd1234cdef1234abcd1234cdef1234",
  "scopes": [
    "read"
  ],
  "expires_at": "2015-03-30T09:52:53Z",
  "created_at": "2015-01-28T09:52:53Z",
  "updated_at": "2015-01-28T09:52:53Z"
}