UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Wh5uXYyFokFN1s5qBxNUwm2g+n46UwqzLXszoCSmZs=' 
WHERE 
  key_id = '4a87b8c41fbe8edbe4b420cbfbd487a7eeddf763b82a27879583eb9cb0079352' 
  AND (
    token = '1Wh5uXYyFokFN1s5qBxNUwm2g+n46UwqzLXszoCSmZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )