UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8JTPTj6WBjMs7I0Q2gDu+CnfS3QEy7ntwxEy3sHlSE=' 
WHERE 
  key_id = '594fa3217b4334611bd690d150695f1f401d02d842abeaffccc2ac6667297a92' 
  AND (
    token = 't8JTPTj6WBjMs7I0Q2gDu+CnfS3QEy7ntwxEy3sHlSE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )