UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oPz/vMTJAq7/SJUrsUc9LpvKyXojutUWy9g97EeCOWM=' 
WHERE 
  key_id = '26b42c052e5744fc1aa1ed8f815544e961051db6c5b4a5ff864cacdc41fbf6bd' 
  AND (
    token = 'oPz/vMTJAq7/SJUrsUc9LpvKyXojutUWy9g97EeCOWM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )