UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QlkuTxWweIapljI6B2LbHLpnqPGMKmDEM6cGB74t9k0=' 
WHERE 
  key_id = '0dc40c65e19d5306812ac6be805ad6ac525feb7850292a7f57ea2e626e3043fc' 
  AND (
    token = 'QlkuTxWweIapljI6B2LbHLpnqPGMKmDEM6cGB74t9k0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )