UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cou7Y0PT+FdX0yQ+vtoy4OOX31vVM9sw+Fqy9kUxuzc=' 
WHERE 
  key_id = '137c7c036cfcb66fc5457865504d6de2873069ed80ab5a69c05d1fb4ce55e1cc' 
  AND (
    token = 'Cou7Y0PT+FdX0yQ+vtoy4OOX31vVM9sw+Fqy9kUxuzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )