UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rkMXwRMXTCxU9W+z9Cyzj9TS0YBjdrX+xO2SjroTzQk=' 
WHERE 
  key_id = '4d2e0f1dc78c1d0821fa1971bf1c174e2d40077d11ccad0d20deb62baa3da8ff' 
  AND (
    token = 'rkMXwRMXTCxU9W+z9Cyzj9TS0YBjdrX+xO2SjroTzQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )