UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mq8xDThDvnok6MW7K+i5q22GEhGhkKT2G9PYLS6NyPs=' 
WHERE 
  key_id = 'b82a835ca98a1c55de427055a4a50d652da8a4c66df1441965589fff7b96fd7d' 
  AND (
    token = 'mq8xDThDvnok6MW7K+i5q22GEhGhkKT2G9PYLS6NyPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )