UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zl8tzUQFa5gWlJluQD9PqFvjz89qKK2JryJVCH6M3wk=' 
WHERE 
  key_id = '34c1a2a3a6be9f1b5d7387217bc2abc1049c0ea7b7361b01e972e32acba08a02' 
  AND (
    token = 'zl8tzUQFa5gWlJluQD9PqFvjz89qKK2JryJVCH6M3wk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )