UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zNGfESNhibgJCB7VsAkBemcjIWcROO0sYtq8HK+WAxc=' 
WHERE 
  key_id = 'a72cd671e86d921509fcf6f8435bad3d7390cfd47cf34c63871759fe1f68936d' 
  AND (
    token = 'zNGfESNhibgJCB7VsAkBemcjIWcROO0sYtq8HK+WAxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )