UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N/7BKoqGUD9nT9hc73ul621UTJXdrJid1nJ4p/+5jfQ=' 
WHERE 
  key_id = '91ca4569fddfe092b4b6ec5d12dbc07359b681a60e08529ca552108386cea973' 
  AND (
    token = 'N/7BKoqGUD9nT9hc73ul621UTJXdrJid1nJ4p/+5jfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )