UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+DCaccpXgzkYwaT7CXgl8L+kBTscBqtxRSrO1Z88RLQ=' 
WHERE 
  key_id = '44219d0f81cf2481829278173c80fd5496fcf6cc68cdb210d2794614b0a3f3d3' 
  AND (
    token = '+DCaccpXgzkYwaT7CXgl8L+kBTscBqtxRSrO1Z88RLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )