UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O6x5hRcZ90qr7M1mrJSIsTPa5ATSSOxZeT1ORcNW/tw=' 
WHERE 
  key_id = '9b24d03cf561ca5f67160f51b0afe210a15f7181d4b6720677c76d87062b8c80' 
  AND (
    token = 'O6x5hRcZ90qr7M1mrJSIsTPa5ATSSOxZeT1ORcNW/tw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )