UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pR2WC0mKacbhIJCcxdTwKJiFpd4rVwvMtJzJAHGLX+4=' 
WHERE 
  key_id = 'e2f5ab536602e6d78b60057a1d6523cd3a19e614afbca4ab4552b40b0ad4026b' 
  AND (
    token = 'pR2WC0mKacbhIJCcxdTwKJiFpd4rVwvMtJzJAHGLX+4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )