UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VX8L3CCBqDSq1G9aXQn/IiY/v7r80YaFiBVdYKgCPG4=' 
WHERE 
  key_id = 'cd934fe7b807d2c5ec87f819b1b4322bc870e2f0bfe376b4e97c8239ee882ae8' 
  AND (
    token = 'VX8L3CCBqDSq1G9aXQn/IiY/v7r80YaFiBVdYKgCPG4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )