UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8qixNjSYs3SEwCzPjiBQI6vB9vYsswetCvAgXHeVwFU=' 
WHERE 
  key_id = '83810c7344d724d0782ed032d6d9f1cdf642d2970ad98f39af803d16239fc0a0' 
  AND (
    token = '8qixNjSYs3SEwCzPjiBQI6vB9vYsswetCvAgXHeVwFU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )