UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kwnq6ufdzXiPEx3XzKxM91Me0JwqoSE8f3x6kMVeFzM=' 
WHERE 
  key_id = '6cf2a06f58b5510a4ac7a0a910e934246a2f8414c9b1a3ec9630d4c9bfdfa46d' 
  AND (
    token = 'Kwnq6ufdzXiPEx3XzKxM91Me0JwqoSE8f3x6kMVeFzM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )