UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKzC41GStkznEfby+kN6vbDlBfkAha7xwQELzAtGb6E=' 
WHERE 
  key_id = '802e0ae21b6907fa404d6e99a391ab63d4849778ee3d50aefc1f73ffcd086b7e' 
  AND (
    token = 'MKzC41GStkznEfby+kN6vbDlBfkAha7xwQELzAtGb6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )