UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dxd0hqeQAsFjGid3PiFlQsgL0FKZR777cGPjlzThDJo=' 
WHERE 
  key_id = '4288d57152ed72f2fc63aa4067a2fe990928ac8708811899cb4562a6ee18b88e' 
  AND (
    token = 'Dxd0hqeQAsFjGid3PiFlQsgL0FKZR777cGPjlzThDJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )