UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oNQIKOaL31iEZqzhI7nOBRiWmdpLZg10uZX7iHzkKZQ=' 
WHERE 
  key_id = 'eb730646ea8111bdc6409f263f6431497bc507bbc1b34d05e071819e233783dc' 
  AND (
    token = 'oNQIKOaL31iEZqzhI7nOBRiWmdpLZg10uZX7iHzkKZQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )