UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'a7OrPX/1t6+csusk6SpfXU5gJfY3gCeOGjb4oePMF/w=' 
WHERE 
  key_id = '919fd8d479fa0e2d57bc41470586de334e420af4180bc680b4f0ebed5a1e2abc' 
  AND (
    token = 'a7OrPX/1t6+csusk6SpfXU5gJfY3gCeOGjb4oePMF/w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )