UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CWC6eYy0z5lI4JGoajdpLtzMGhT0CvyOBiuO+agG52o=' 
WHERE 
  key_id = '2a5dbe97e09a0180cfd69a01aa556a666f4701ef861148f7ba6f3bd95689bff8' 
  AND (
    token = 'CWC6eYy0z5lI4JGoajdpLtzMGhT0CvyOBiuO+agG52o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )