UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LjwOmXjg5EELTA3ylWLyC3RfbYQWfTZdxw9HRxFlfmk=' 
WHERE 
  key_id = 'caa6dd9dc61cdbbd01d07f4e62092fed5b6a4bab1f9fcc03e73b803b8145343c' 
  AND (
    token = 'LjwOmXjg5EELTA3ylWLyC3RfbYQWfTZdxw9HRxFlfmk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )