UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a976Uofln65dq5N2YpzbjTZ2DcFUhSAEhkrWlJvUnj0=' 
WHERE 
  key_id = 'f7287f59ba3fe59a9cd637908fecf64ec82e1600f368de4293aceb2166ece9a3' 
  AND (
    token = 'a976Uofln65dq5N2YpzbjTZ2DcFUhSAEhkrWlJvUnj0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )