UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RBxg0jU6eAGROGJUrg7JJjnXyqYnHywAeMsg+99bfSw=' 
WHERE 
  key_id = '6d044fed1c7713d9e16e436d3dc9d3044d54f62db063d0691aad90d61d556674' 
  AND (
    token = 'RBxg0jU6eAGROGJUrg7JJjnXyqYnHywAeMsg+99bfSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )