UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6JzphUIMZ7UzkJg803Pq4csYiTCun42Aafjagpjn6Sg=' 
WHERE 
  key_id = '16697d69980b58c45cb4f78bc8df121c4b960ea7a0a93510cd60671b286b9d53' 
  AND (
    token = '6JzphUIMZ7UzkJg803Pq4csYiTCun42Aafjagpjn6Sg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )