UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BYtL4ExkGwMF6EnW4XGDODwBwXKo2SjFa8CrnfosK/Y=' 
WHERE 
  key_id = '3f97fd4e5f8d2e3563124ea618559534555dbda0048f663c85566ce653493a2b' 
  AND (
    token = 'BYtL4ExkGwMF6EnW4XGDODwBwXKo2SjFa8CrnfosK/Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )