UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zwTa0Vsd5nbIjOSkoRG6hR8sLPVKFxmpADg9aD6J1B4=' 
WHERE 
  key_id = '28b34e67694387699631458fe1ed89c6ccaba3683ef107847de43dbea0c042d8' 
  AND (
    token = 'zwTa0Vsd5nbIjOSkoRG6hR8sLPVKFxmpADg9aD6J1B4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )