UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mu+uSnYXQR7iCuktft14qk/oOeAihwkjMe2Ka5TMf8g=' 
WHERE 
  key_id = '87c9c15b04e0f89e8bbfcd1d35dc4614902b50373617444ad7bd92388440ffa3' 
  AND (
    token = 'mu+uSnYXQR7iCuktft14qk/oOeAihwkjMe2Ka5TMf8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )