UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IaZiPWZ7WgWvybcgVZ3Uktt+3iwxntJ8Ci95+6TqJSk=' 
WHERE 
  key_id = '4ad99d4ef6378f3a855bc3974dbb937b87339a9f24e97ed36365233957bd1134' 
  AND (
    token = 'IaZiPWZ7WgWvybcgVZ3Uktt+3iwxntJ8Ci95+6TqJSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )