UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+mjxwilGwXiLqx9sTi6WDu2JjpL5CiHxA6SZ4/T0NQ=' 
WHERE 
  key_id = '27a2f148e720c47eb5d618cc8e994a36b6edd759c24df18af8b329d6a89ebd00' 
  AND (
    token = 'r+mjxwilGwXiLqx9sTi6WDu2JjpL5CiHxA6SZ4/T0NQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )