UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dxJkGJMAhz4lz5vLFVwFlUs7sk48cewHkbQJ+ccGdZE=' 
WHERE 
  key_id = '2fd06506e26de0228a1ccc62785f7e2e1f33b26569d9900c71b84e90f11bbac4' 
  AND (
    token = 'dxJkGJMAhz4lz5vLFVwFlUs7sk48cewHkbQJ+ccGdZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )