UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/wOkuhNZybcCtDt/MBG/uEL24ew/gLQ9oVzsrSMUcw=' 
WHERE 
  key_id = '301cf75863d7ef294753871743f4d0ed02c5ef852524e942d638bad97a25119f' 
  AND (
    token = 'k/wOkuhNZybcCtDt/MBG/uEL24ew/gLQ9oVzsrSMUcw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )