UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+WPx+5KHVNj8pHw6QWFWQvM47/er0RAazpgW2PWbZ28=' 
WHERE 
  key_id = '281735d54a3814bc5cbed48d0331e3f3ed21c09e4ee0b6c12997f16638efcb0b' 
  AND (
    token = '+WPx+5KHVNj8pHw6QWFWQvM47/er0RAazpgW2PWbZ28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )