UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R1WiB7CRu0wfTjoGEFexoaVgq3uJ6d+0OD8TdTvAsIA=' 
WHERE 
  key_id = '3239f22294dcea922b7d7fc6e5b8eca625d8fd3e7f3285666439e1740fefe523' 
  AND (
    token = 'R1WiB7CRu0wfTjoGEFexoaVgq3uJ6d+0OD8TdTvAsIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00040