UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k3IxBXHd6fBuASSTg+Z71Vd3fd+AGDQueg7QVEXomKc=' 
WHERE 
  key_id = 'be69a3ce8829b43fa2d593eb46fed455930f670aa0e6a4fb45cdf4ceb8974e81' 
  AND (
    token = 'k3IxBXHd6fBuASSTg+Z71Vd3fd+AGDQueg7QVEXomKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )