UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AXVKQ45JwaAB2M6OAS5xCSU12+VEY7RvT5xNQSFoeiU=' 
WHERE 
  key_id = '76f945b87e66419328b0c25a9a26fd9d6383260bde07a522e749c86e8e2f8040' 
  AND (
    token = 'AXVKQ45JwaAB2M6OAS5xCSU12+VEY7RvT5xNQSFoeiU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )