UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GuTNXd5Bf3KynU2MAYBCaqs5WGnI/vtZ9a2hLWgcm40=' 
WHERE 
  key_id = 'dfa51c420015fb33b8d7bab31da06f182f38a5ffe34da21c456140d016b8de37' 
  AND (
    token = 'GuTNXd5Bf3KynU2MAYBCaqs5WGnI/vtZ9a2hLWgcm40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )