UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yV1RQpyWPmB1jSAMWDn/yHqebcwdLdGrWHPrqKTUXOs=' 
WHERE 
  key_id = '1e6dca1645a19bfb8d4ec55725c2fb01826513e4fb9de8e47518a7be62fa8663' 
  AND (
    token = 'yV1RQpyWPmB1jSAMWDn/yHqebcwdLdGrWHPrqKTUXOs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )