UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N4KZgw5fiIDt9CONEdmmVDlUb+bATkh6uyL7DVkbvwQ=' 
WHERE 
  key_id = '9b646a44985535afbb5483bc846eb9091501def7ccc8cf80fd4f4a3315831586' 
  AND (
    token = 'N4KZgw5fiIDt9CONEdmmVDlUb+bATkh6uyL7DVkbvwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )