UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ltmF0+/cIdkr87mS+28xNc819XS0FUxkPPbVKBMSpfc=' 
WHERE 
  key_id = '6df4eed5e2d8878c11582562bb524b04d3e1d4d2916c5a622aacaa4625b5adf8' 
  AND (
    token = 'ltmF0+/cIdkr87mS+28xNc819XS0FUxkPPbVKBMSpfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )