UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fj0Zc0njpyQhhpaUZUki9KG9LPTWjbQgOg0xqH24fzc=' 
WHERE 
  key_id = '9f99766e5aa51e187c275136aed0af5ca52d93b024c4cbf356671876fa1495ac' 
  AND (
    token = 'fj0Zc0njpyQhhpaUZUki9KG9LPTWjbQgOg0xqH24fzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )