UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dZ7aW9++X3VxoyYHok+9Yb0xr/4E2rMUw6vzx7HfjYQ=' 
WHERE 
  key_id = '20ec4bb38669969f2785d4c92a86a7d9accc4638d0899148e53e94df7b67d02d' 
  AND (
    token = 'dZ7aW9++X3VxoyYHok+9Yb0xr/4E2rMUw6vzx7HfjYQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )