UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gGqMR5Amxi7peEB3lViSY5MPtiJXQPk7vYxNuT4a5Tk=' 
WHERE 
  key_id = '328d7cba0b41e4098ff4db289e17ad2de3f177e5cd25f8e1598f9d0fcbb17e96' 
  AND (
    token = 'gGqMR5Amxi7peEB3lViSY5MPtiJXQPk7vYxNuT4a5Tk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026