UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mm3bSzJMbZBlXZo0oc7eoxSE8dTTy5JbqPrbfF+RQdE=' 
WHERE 
  key_id = 'c4ee0256372411e3fc23a52450d5ea6bc6d5b0768af5adde644042dd9b7e9472' 
  AND (
    token = 'Mm3bSzJMbZBlXZo0oc7eoxSE8dTTy5JbqPrbfF+RQdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )