UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lk7lsIi8N/S8JiNsAQf2fVbd8GBsDL1a4yjUI41aRPU=' 
WHERE 
  key_id = '4b458118022cf1f91c994a2b914f295a9ab4545e2e60c1d226cb31e63fadd879' 
  AND (
    token = 'lk7lsIi8N/S8JiNsAQf2fVbd8GBsDL1a4yjUI41aRPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )