UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68+K5lsWsI+9QaopKJbWzEfd566sXe914qduBgdsfu8=' 
WHERE 
  key_id = '6a81472f0abb6a1ed2bf19a8b5e931c180d11e992baff71ad5bd963a471cda5b' 
  AND (
    token = '68+K5lsWsI+9QaopKJbWzEfd566sXe914qduBgdsfu8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )