UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RpFBALn9dIm1KbNJSEujNMaQ+W6SeaDrboDKDszDCZw=' 
WHERE 
  key_id = '38f54dd577f2c754d4bcb9f916c769d3063a409b07c9eaa3c885b3585b0b6396' 
  AND (
    token = 'RpFBALn9dIm1KbNJSEujNMaQ+W6SeaDrboDKDszDCZw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )