UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e8kC5iQPUPRDgz+VNf0LKVYJiYdnqSZpec8/FzA603I=' 
WHERE 
  key_id = '35018cc69d5b9309f9bbc1d1df61b6139fe041ff0ef0807df1065fac93e58b4b' 
  AND (
    token = 'e8kC5iQPUPRDgz+VNf0LKVYJiYdnqSZpec8/FzA603I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )