UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMH7kIMDgIoKoHUia/Ah5MrOgPggaCRcAnjF/SmdDpE=' 
WHERE 
  key_id = '296550ba7549cacecdd90a283bf70d68e05bfaae0c56a3b8c74f5c994598b5b8' 
  AND (
    token = 'DMH7kIMDgIoKoHUia/Ah5MrOgPggaCRcAnjF/SmdDpE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )