UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ub2QQctoi+raoVEvHlmnSBKLtztskb/ebOmCopMf3YQ=' 
WHERE 
  key_id = '3a7ffe9b79b7e017164ff45ac4cf3080e19b50655dbdc4b407f099e29be695e5' 
  AND (
    token = 'ub2QQctoi+raoVEvHlmnSBKLtztskb/ebOmCopMf3YQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )