UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n64uLrc4avyCaa6jwO1KM6R0Aprz9cVf7QqIwmyxukw=' 
WHERE 
  key_id = 'ab4baf43ce3d2da31da634e967a34e792a688310e07f266350fcb96c24b3329e' 
  AND (
    token = 'n64uLrc4avyCaa6jwO1KM6R0Aprz9cVf7QqIwmyxukw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )