UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mishk2hLYhmyThnk2g+Z8N9LCKF3VptVIzMfdTc+DsI=' 
WHERE 
  key_id = '0fd3dd7aa78e1e70fa0bc2ee5254892c09246c49b649356f7f5b10ad2df5e3fa' 
  AND (
    token = 'Mishk2hLYhmyThnk2g+Z8N9LCKF3VptVIzMfdTc+DsI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )