UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Xi4lrPzFlnkX/U3LAch5KFMb0P2u1U8u1MziO6LiMT0=' 
WHERE 
  key_id = '55a74f1b43aedc65ab1679274ce892472fd5d989d5eeb64494a5cdb21034750d' 
  AND (
    token = 'Xi4lrPzFlnkX/U3LAch5KFMb0P2u1U8u1MziO6LiMT0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )