UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VW65vbjp3hmVVBz7qOWiNOruWl31QBaKl7IGKk77aNc=' 
WHERE 
  key_id = '3b6efbe3040ab87a2dbeaf85af4546b5a3b9eac8039675c943f1768630855eaf' 
  AND (
    token = 'VW65vbjp3hmVVBz7qOWiNOruWl31QBaKl7IGKk77aNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )