UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3mdnV8+Z3bpYnCR0FNPgxbt6VoPphGsN40GdoAlOKTc=' 
WHERE 
  key_id = '438bd686870c9efd872647318d30790e2329f3e6cbcb1b7374d7900960bad758' 
  AND (
    token = '3mdnV8+Z3bpYnCR0FNPgxbt6VoPphGsN40GdoAlOKTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )