UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z27iE9r4Fbh5bDBLym/sM8udD8vN8iUhgVt38UuM1A0=' 
WHERE 
  key_id = 'efce9b5d97d3d24170e3880299fa764b5c3d3a45fcd6789da3bd3e93f9857cb4' 
  AND (
    token = 'z27iE9r4Fbh5bDBLym/sM8udD8vN8iUhgVt38UuM1A0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )