UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OP4VLBmj+JrDDYMJOVu3K3Af8FxPVy7grMUf0KIO5PY=' 
WHERE 
  key_id = 'cc94f0ee7f2696b24fdbc01a95020023b40431cab760453ed0fdd95a8f49ca73' 
  AND (
    token = 'OP4VLBmj+JrDDYMJOVu3K3Af8FxPVy7grMUf0KIO5PY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )