UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a6usm1HmNkWC2ATTBodG6jy7x0rqt49+/H4+Qs/372o=' 
WHERE 
  key_id = 'c4a84b0af0e2fdfa831f4f5a7be3e679ef7edbeefe551b2a3cca4bf564ca01d6' 
  AND (
    token = 'a6usm1HmNkWC2ATTBodG6jy7x0rqt49+/H4+Qs/372o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )