UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LXiNg/zFth4V4T1NHcTt4p3qUsUUmlPCPtNYtVRcGVE=' 
WHERE 
  key_id = '83702ac93736bb44b6f0063da73baf865f20d651dba9594e916859ea5f7441fa' 
  AND (
    token = 'LXiNg/zFth4V4T1NHcTt4p3qUsUUmlPCPtNYtVRcGVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )