UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QOEcGWKZw6xeJFilfTdVIN5DmpkRw0/rkUXfwYrUxgo=' 
WHERE 
  key_id = 'a8d4c98107376c29a006acf169b7cea92799a56e0fc23321366d622c20e69c0f' 
  AND (
    token = 'QOEcGWKZw6xeJFilfTdVIN5DmpkRw0/rkUXfwYrUxgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )