There are 'off the shelf parts' that are easily purchased, PCB Standoffs come with Anti Vibration Designs.
One of the designs discovered will be suitable for the role being selected for it.
A Part on a PCB that has a microphonic property that is audible can benefit, but it is better to treat the Microphonic issues at the source of the noise, this has been known to remove the audible Microphonics.
Using the PCB anti vibration is not an issue, it would be 'belt and braces' if used in conjunction when treating a Microphonic issue.