UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lk46BvkEebTrYjcI9iZKaOHTshfMlgGSCG2ruewFRxA=' 
WHERE 
  key_id = '78f8c94a1e22d343b12cb39fe6b9aadad8388023ced5844096f863439a92b060' 
  AND (
    token = 'lk46BvkEebTrYjcI9iZKaOHTshfMlgGSCG2ruewFRxA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )