UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3G0TgJSeXbV0rpXBDH3S9+vsHs3uXEOVjyZxdxIBs/s=' 
WHERE 
  key_id = '19f9320140fe5395cb70e276125a275b43a31819735a5edf3bbcce6ca0836359' 
  AND (
    token = '3G0TgJSeXbV0rpXBDH3S9+vsHs3uXEOVjyZxdxIBs/s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )