UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8G0Xd+BYHdQ+/XKmpSBNSnaJFOtf4InWK57dcHq0qdU=' 
WHERE 
  key_id = '6f55dd77a09120c09224df4d571808c4830c761a6dc94fe192e08ab2252f9247' 
  AND (
    token = '8G0Xd+BYHdQ+/XKmpSBNSnaJFOtf4InWK57dcHq0qdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )