UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tg5Lb3TZXqeTfMGR5XUKuUx6Te/P+PNHBn58cThoCEw=' 
WHERE 
  key_id = '249763f8aa5668a5d98222215c872804420292cfe8eb86c128f7fdc0ef25a9ac' 
  AND (
    token = 'tg5Lb3TZXqeTfMGR5XUKuUx6Te/P+PNHBn58cThoCEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )