UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BRCHd955YsZ6jxpgouzSxvOtkT6ewBwYj3fPokV1qoI=' 
WHERE 
  key_id = '864f8841f0a85cf3d331063757c97c305a552fc9e90a8fc7e0b84c83cb2fd1fd' 
  AND (
    token = 'BRCHd955YsZ6jxpgouzSxvOtkT6ewBwYj3fPokV1qoI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )