UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'etuj6eRdWaODgZNu9YbOOdKuFrzpunz3n70xzX8T1wU=' 
WHERE 
  key_id = '3bc51423d653c5a96cbf138d433a3df8cd086e53802ee5c0a61c048607e5ca40' 
  AND (
    token = 'etuj6eRdWaODgZNu9YbOOdKuFrzpunz3n70xzX8T1wU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )