UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rN846GvhlHWStBS4w008XjssB+MPb20r93EYN6Reejs=' 
WHERE 
  key_id = '855b63092212a5978fb299f63c5d5b024905791cd3f97bdb038795c2f53cc0dd' 
  AND (
    token = 'rN846GvhlHWStBS4w008XjssB+MPb20r93EYN6Reejs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )