UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZEspuB/kMqal8W1i4kDS7BDL7V++jx/QlBtXCb+P6/w=' 
WHERE 
  key_id = '50f2f6638c86036d3f4ab7a261f2ecc6d14b868e00dba4ecd5cd61f382a407e4' 
  AND (
    token = 'ZEspuB/kMqal8W1i4kDS7BDL7V++jx/QlBtXCb+P6/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )