UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's6QkLx3d+CmbNfxTLCN5oHMWY71IgAYTmV8kNCXSeEg=' 
WHERE 
  key_id = 'a7ea34a46f0ccc4938bead106acfb279811f81489a94caffa9819dc2c21348a5' 
  AND (
    token = 's6QkLx3d+CmbNfxTLCN5oHMWY71IgAYTmV8kNCXSeEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )