UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xbfUCpmtAMJCziMzn3AaVjr0tg6UOk8Kylm+ur6ufh0=' 
WHERE 
  key_id = '4b3646ba94ab529d9a22e46eae4daf76d3b6d43507a8319f17257da3eae9fbd6' 
  AND (
    token = 'xbfUCpmtAMJCziMzn3AaVjr0tg6UOk8Kylm+ur6ufh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )