UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FlTZPSBg70MIvgXlOx68kkc5jcdma8pbl2E/h2mDkbQ=' 
WHERE 
  key_id = '83c95c58d3b5205467cedb35ecf1d8530c8493a78cfb9e121d63892f585de36a' 
  AND (
    token = 'FlTZPSBg70MIvgXlOx68kkc5jcdma8pbl2E/h2mDkbQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )