UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V5ZqnvTLOi6F1oXGiHiOX3XeTIqVTCY7uwCkvG8QhE0=' 
WHERE 
  key_id = '3ab855e14423b6d134d2f55b051a000c40d765be81bdeacbea785beb154f1638' 
  AND (
    token = 'V5ZqnvTLOi6F1oXGiHiOX3XeTIqVTCY7uwCkvG8QhE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )