UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jZvdM5x0zwKeV8am4gPGtJv5jaq4AcvL82ugVGw8/xc=' 
WHERE 
  key_id = 'de979acbb687630a5ed48c019c12c6a1799b6bdd8fa671299b2768348accea30' 
  AND (
    token = 'jZvdM5x0zwKeV8am4gPGtJv5jaq4AcvL82ugVGw8/xc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )