UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SlW4TCSz7jYIq3z/k1zDuQWL7SDb10O2YzCERV4Z7xU=' 
WHERE 
  key_id = 'e2f17ec16e5863d884be9252a343cdbc97ecc418ebce9e7e029dc839eb43d798' 
  AND (
    token = 'SlW4TCSz7jYIq3z/k1zDuQWL7SDb10O2YzCERV4Z7xU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )