UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4vA5tNrpEbOniax7z8ttnGiKlTr5j9zcA9ePwdrMXNg=' 
WHERE 
  key_id = 'b5479bf5d322610f61bba24e6b15cd1a19241b039a214b2a654e233962ed671e' 
  AND (
    token = '4vA5tNrpEbOniax7z8ttnGiKlTr5j9zcA9ePwdrMXNg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )