UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GXzihHxYNuh8ZJcQ3BaaoY6NZofkPPnAX7So8KOpt4I=' 
WHERE 
  key_id = '27f52edfba5a13be387e507aed2f46c3b8a2b20182d07b984217f6dee5365574' 
  AND (
    token = 'GXzihHxYNuh8ZJcQ3BaaoY6NZofkPPnAX7So8KOpt4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )