UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwKxYEaQC8VO6BNM5buYLJD2d7jqDjhdn30dvIcY47A=' 
WHERE 
  key_id = '46acc1cfa2057ce919bc4dced90875be9f5c73a4b84a0d6f819f25b413fb5852' 
  AND (
    token = 'PwKxYEaQC8VO6BNM5buYLJD2d7jqDjhdn30dvIcY47A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )