UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zo2jTWdwUa+Vkoxb3XiKwey+elpYMx7MMMM+jYfWMJI=' 
WHERE 
  key_id = '4f15ba85d653f8b71d7d142c7c20a9c35d7422b107740c5ce820e875b9e7ff03' 
  AND (
    token = 'zo2jTWdwUa+Vkoxb3XiKwey+elpYMx7MMMM+jYfWMJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )