UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yXGs3Mp9sK6cuULHnbScPzLZMSWcKCLtW59drc5byNQ=' 
WHERE 
  key_id = '20a6f9402e6b60e2122ecfea3099b266593b0907ba79c320f06c9c6a19823b3c' 
  AND (
    token = 'yXGs3Mp9sK6cuULHnbScPzLZMSWcKCLtW59drc5byNQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )