UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MB8c/F5K33zUCLrtQvCXX99d0yjCAOtBsvcQgCuUV+E=' 
WHERE 
  key_id = '22da68820f5cb217c4fc193d0fe01128f468ce5f900c282cd2f9cc9e0cbf86be' 
  AND (
    token = 'MB8c/F5K33zUCLrtQvCXX99d0yjCAOtBsvcQgCuUV+E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )