UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E+MtT3GzEHGqweszL1/kkDZQmTVIvujrthZugpJs+w8=' 
WHERE 
  key_id = '5976034033c539fe40862d7f2de63214af1fe66cfbce3e4f3b7e3f60b9e4f899' 
  AND (
    token = 'E+MtT3GzEHGqweszL1/kkDZQmTVIvujrthZugpJs+w8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )