UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ikrEkdTWLE3eqraI3s+NZrqzGL72xC1BdGZq1W8n1+k=' 
WHERE 
  key_id = '51cc7699037dfd67f17844c63d1a95a34eace2f2f418c8d49caa274f59a6322f' 
  AND (
    token = 'ikrEkdTWLE3eqraI3s+NZrqzGL72xC1BdGZq1W8n1+k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )