UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wt1IzHsrp1DUzbVIzyk1ZrSnHnPgTXiJFaPqi6nv66U=' 
WHERE 
  key_id = '875b08f3c79644e4b0744274b991832ebfcb179f2ca31a8a986554402b57a8c0' 
  AND (
    token = 'Wt1IzHsrp1DUzbVIzyk1ZrSnHnPgTXiJFaPqi6nv66U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )