UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eiBYrYoe7pVIW0QyIj4qSkL3foPTpRbYUwHAkrOnanE=' 
WHERE 
  key_id = 'a95e5672dc1d58848d386d794b14e8a21086e332b47d9b859fe7b131a2c6ee33' 
  AND (
    token = 'eiBYrYoe7pVIW0QyIj4qSkL3foPTpRbYUwHAkrOnanE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )