UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6hED+S4krNnkOjIjww3KemcAEOmufCg4vy0VVzZs5dI=' 
WHERE 
  key_id = '52ad21e834a7bd88f045963b56a19f5f25f7e87013f01b017f164783551d4c8b' 
  AND (
    token = '6hED+S4krNnkOjIjww3KemcAEOmufCg4vy0VVzZs5dI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )