UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SeWShV39BFAdOv/0fUXaahAVF4YHKL5GDoIoUUpB1oA=' 
WHERE 
  key_id = 'd21174c57ebd6b7240d353e498d6973860e82819a373edff0dc704d59083666d' 
  AND (
    token = 'SeWShV39BFAdOv/0fUXaahAVF4YHKL5GDoIoUUpB1oA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )