UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ly6xL3uzzrGQukk8o0jS15T6Lqmyytkid6jAA5iGkaw=' 
WHERE 
  key_id = '6b6d0f213e88c7b3ad4484aebe6081a9b52a84b42362735d094a3113d1441250' 
  AND (
    token = 'ly6xL3uzzrGQukk8o0jS15T6Lqmyytkid6jAA5iGkaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )