UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WRGu/THM06zq1rM871LL5EGb9YRvwKSaFSPdsNKNKDQ=' 
WHERE 
  key_id = 'aac6b91d196190053c13a4acc12a8c821fe966a4505a9301441d6d3e14ae561e' 
  AND (
    token = 'WRGu/THM06zq1rM871LL5EGb9YRvwKSaFSPdsNKNKDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )