UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xr9WZ40WC08IsRrgNoBUXs8fhDzXUJDMIH8ZXlF7Izk=' 
WHERE 
  key_id = '75ba60a606e71d1ee2b5213c781e9a6ad9acb81c65b3b6408c8ae1e4f9bd6505' 
  AND (
    token = 'xr9WZ40WC08IsRrgNoBUXs8fhDzXUJDMIH8ZXlF7Izk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )