UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5bkv0sicpun0LRDIvLQcdq2i6uu17iyJtUsZmRkeVTY=' 
WHERE 
  key_id = '8f5c4dc4c404e671228b3b2e10d554132066414b16f2409c10c4c0920d7c3942' 
  AND (
    token = '5bkv0sicpun0LRDIvLQcdq2i6uu17iyJtUsZmRkeVTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )