UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cEZ0+3rTu1QX+6sM5qE6+Jm7vHdDIUzQcfh06TDG9ps=' 
WHERE 
  key_id = '21a6e41f19ff5a798a04e22a8aae8d9ba70fe29ec99ebd63261ac18d7c9a6131' 
  AND (
    token = 'cEZ0+3rTu1QX+6sM5qE6+Jm7vHdDIUzQcfh06TDG9ps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )