UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMXtuZUC0oi6VXk+Uny9/0bW4x5ebGimUwbCsVBs3zw=' 
WHERE 
  key_id = '4f4af98cf0a35705d78c8b14ba68138d19d1a4c6b72576d0692cc13741f8dfd3' 
  AND (
    token = 'zMXtuZUC0oi6VXk+Uny9/0bW4x5ebGimUwbCsVBs3zw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )