UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jz6BNRQW43CdDY9s1PBKAaz9PaDBPMyx1SLaYFmFs3U=' 
WHERE 
  key_id = '531a492e3af5a750dfbc3e0995addf00124aa203a173832bd53bc6c169190d9c' 
  AND (
    token = 'jz6BNRQW43CdDY9s1PBKAaz9PaDBPMyx1SLaYFmFs3U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )