UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wMm5rc1bWFnv6nbkPqKulxkljGMHvjuTj4Q0FMVsEPY=' 
WHERE 
  key_id = '2738343be7f45e2ce666886e4145d11f9980c4e0d812b49d1fb7393e5a3e252d' 
  AND (
    token = 'wMm5rc1bWFnv6nbkPqKulxkljGMHvjuTj4Q0FMVsEPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )