UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6/ScOWyWxQnM+0kovpY6TBUie694UL81VwQ+ceCf3s=' 
WHERE 
  key_id = '95a8c0b7c6cb9bbf83ae73e32f17e4e8b244b6ec0fa6d0ad663fc5e026d0a908' 
  AND (
    token = 'C6/ScOWyWxQnM+0kovpY6TBUie694UL81VwQ+ceCf3s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )