ruby on rails - Use time condition with Active Record -


I am trying to make a request with the condition of time I want something like this: 

  model. Where {updated_at & gt; Definitely this last code is not working.  
 I have not found any solution to this problem till now.  
 Do anyone have any ideas to solve this problem?   
 
 
 Finally, I did it like this:  
  models . Where {updated_at & lt; Date time Now - 10.minutes}

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