UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ak42+y/y5d3ZInxINHZHuvNtVJ6sFRuOXVjL0fpnoP4=' 
WHERE 
  key_id = 'f31c26687ec1d1e22e6835207cfa5c87a453ba9d455e91a957e23ee3cc8d0922' 
  AND (
    token = 'ak42+y/y5d3ZInxINHZHuvNtVJ6sFRuOXVjL0fpnoP4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )