UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SMZPYLLJ4cejl/fdnxI4EzuTcvA3OkJk6yHDsjYMsNA=' 
WHERE 
  key_id = '15e7b3e8bb8fab1a0f2e1525f43b4f47d882e4b2cf49988ff39ceebe307608a4' 
  AND (
    token = 'SMZPYLLJ4cejl/fdnxI4EzuTcvA3OkJk6yHDsjYMsNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )