UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mk99zpMV1GygI/yNM2gGey4rd56OlZrDpUw1QDVSK1w=' 
WHERE 
  key_id = '8b913694a1d1d63435ce135c24d0b2ea0a84915cc925afd18b3ce2d52d4d2156' 
  AND (
    token = 'mk99zpMV1GygI/yNM2gGey4rd56OlZrDpUw1QDVSK1w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )