UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PA78g+4TwwhucmW+QhEE1hY0aCK/rYaG+eAp6dRM6Jg=' 
WHERE 
  key_id = '55a117d0877e8f55daa8a06d00741129ecc599a967419b1bcf57a3a5d0508e42' 
  AND (
    token = 'PA78g+4TwwhucmW+QhEE1hY0aCK/rYaG+eAp6dRM6Jg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )