UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iNmeSthotlotYANi5lNDCEpjbqqvbNiNezQMbOlktY4=' 
WHERE 
  key_id = '277b495bc96e3eb54873d5dd6087877c972533a00987471bd83d1354e1979fb8' 
  AND (
    token = 'iNmeSthotlotYANi5lNDCEpjbqqvbNiNezQMbOlktY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )