UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XUzW7ixsDx2zg6kH8OSsSd2NB5oycnb3TPT6EtG3FqE=' 
WHERE 
  key_id = '1a51c10dcd0e81476b9f8645efc345526199ac19740404dd387e8c8e62494e61' 
  AND (
    token = 'XUzW7ixsDx2zg6kH8OSsSd2NB5oycnb3TPT6EtG3FqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )