UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uJL9kUYnVfKI5m1upms6/stzWVoiWuz4HJp3R7yya48=' 
WHERE 
  key_id = '6fdcf4155fafda9144174e7767da14849c935df4751bf0761756c5822c2bb843' 
  AND (
    token = 'uJL9kUYnVfKI5m1upms6/stzWVoiWuz4HJp3R7yya48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )