UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hlEHf1UKvtesiMXrlAmXDv8hNEIEjJYnORhv6/OGANY=' 
WHERE 
  key_id = '2df0a91badfdb21a92b03743d419be2a718493a178cb471d5e0b05ce2190f690' 
  AND (
    token = 'hlEHf1UKvtesiMXrlAmXDv8hNEIEjJYnORhv6/OGANY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )