UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lj1b37pon5M8vMbnvVRFWe1TZlWqm09EhwK2fH1SHTY=' 
WHERE 
  key_id = '59de8280f678d24c7c8c7594f300dcab1516f62cedbfe08822484abc52edf916' 
  AND (
    token = 'lj1b37pon5M8vMbnvVRFWe1TZlWqm09EhwK2fH1SHTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )