UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NU8sl8BeFlyxHmh+3VygLQSs0RyAaZH0FmoiQg/549Y=' 
WHERE 
  key_id = '6541646f966b1dd372a30aaa120c916da10079c7d70e045770494223b2072945' 
  AND (
    token = 'NU8sl8BeFlyxHmh+3VygLQSs0RyAaZH0FmoiQg/549Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )