Without specific knowledge about this standard, a simple recipe you might want to consider:
1) Read the
foreword of ISO 10360-5:2020 to get a general idea of the changes:
This third edition cancels and replaces the second edition (ISO 10360-5:2010), which has been technically revised.
It also incorporates with a technical revision the tests contained within ISO 10360-4:2000 and, as such, it cancels and replaces ISO 10360-4:2000.
The main changes to the previous edition are as follows:[...]
2) Scrutinize the new standard revision for further changes potentially relevant for your organization. Classify the changes into e.g. "formal"/"editorial", where existing requirements have not been changed, but have just been clarified or re-phrased, and "technical", where requirements have been changed.
3) Act upon changed (technical) requirements relevant for your organization.
Hope this helps,