UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ly3UN3rL6fAhrDDAvDru8F8HeIvJnlGdGmRV8N5lUCo=' 
WHERE 
  key_id = '821eb3f6ded3c98510d47380b829a0f91feb4d117934880cc2894b3cd393c85b' 
  AND (
    token = 'Ly3UN3rL6fAhrDDAvDru8F8HeIvJnlGdGmRV8N5lUCo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )