UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8q+GDKzxshx7OoSyD4kawkenSg6vGVlsTFvxoEGAH84=' 
WHERE 
  key_id = '7b8123c9faa2ee1bbf0c399e13d574b243eb8bf33f6b0d94ccf40af0f8183950' 
  AND (
    token = '8q+GDKzxshx7OoSyD4kawkenSg6vGVlsTFvxoEGAH84=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )