UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KC9H4qvIYnKDWTGzKqAY2tPULKcqPZENa80500pvkPQ=' 
WHERE 
  key_id = '4e486a8e70f8f79d7f2c526009af892001c8377f193ad2733e8db14d59360949' 
  AND (
    token = 'KC9H4qvIYnKDWTGzKqAY2tPULKcqPZENa80500pvkPQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )