UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zkJt+uamrXfwNipGDFcHI2sEORxvmMEeoTswhyf9Yhg=' 
WHERE 
  key_id = '4bf0335c9a2a220f14e1fa383b40e1311b89cdfb250743642007f80184ed1cfc' 
  AND (
    token = 'zkJt+uamrXfwNipGDFcHI2sEORxvmMEeoTswhyf9Yhg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )