UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KFA8DRRa1Ith9GEuQ5GsdNMCM6pyPeiHOzx9ONAmFUc=' 
WHERE 
  key_id = 'beac03046e31e383500d159e39d7aea1dc390176bdf470626ec433d2e340a7d0' 
  AND (
    token = 'KFA8DRRa1Ith9GEuQ5GsdNMCM6pyPeiHOzx9ONAmFUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )