UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4SmbD8sxW5XMJLAKVuR2NvyNns+jeDzvptPCvJ9KUc=' 
WHERE 
  key_id = '21ace98c1b5427bf3c698d9cfd02367318306fd886d87829c331c901733de4b4' 
  AND (
    token = 'z4SmbD8sxW5XMJLAKVuR2NvyNns+jeDzvptPCvJ9KUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )