UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ot7EnBBl+VaWW6VD57AsBHEJswChpRN+P/ODyVZF9vc=' 
WHERE 
  key_id = '988927ff51c63b6ad6c544035ca415c51a17a61c5affc56387c540f40a414608' 
  AND (
    token = 'Ot7EnBBl+VaWW6VD57AsBHEJswChpRN+P/ODyVZF9vc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )