UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ldWnLpO1jjfuo+A50YtF6ZR/fGRsdrRL0EMiF57K8OI=' 
WHERE 
  key_id = 'ac28df7ea512baed9fd83eaaa31c62dffd19ad1ef3ff692accb254331b87dd8b' 
  AND (
    token = 'ldWnLpO1jjfuo+A50YtF6ZR/fGRsdrRL0EMiF57K8OI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )