UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LJ/U0Hkiujn0bxMfXkqbAWFLrHhEVpUgbbZCMdIxr5I=' 
WHERE 
  key_id = '8f4517fc47251e419d26b6fc8a8a1e434b6eeba6b7dde660e160e8dd03ec95e9' 
  AND (
    token = 'LJ/U0Hkiujn0bxMfXkqbAWFLrHhEVpUgbbZCMdIxr5I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )