UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nZhIhX5X+DJjJBdQr0xVEzsXcbtmgHspjfs2TK8GIX0=' 
WHERE 
  key_id = '71df4e9b03e5696f3b84eccc68c047567ad3ca0d02ce517a54db251ced749600' 
  AND (
    token = 'nZhIhX5X+DJjJBdQr0xVEzsXcbtmgHspjfs2TK8GIX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )