UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w/nXUYQK90rh6IXpFL2tsFfbbrLJ7TXQo3zSp+uBDkk=' 
WHERE 
  key_id = '6b214ac7f4ae346e742b5c823024f54f04b7da7d8dfb07d8d1fee31281848fdd' 
  AND (
    token = 'w/nXUYQK90rh6IXpFL2tsFfbbrLJ7TXQo3zSp+uBDkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )