UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DMj+dOaQMt+Dtv6Wv49JMM6hqN7GB72PmRenU+DPV8M=' 
WHERE 
  key_id = '276cf8408f2d36f96c94587c009650e23127fe3983644846db044fa0051c0240' 
  AND (
    token = 'DMj+dOaQMt+Dtv6Wv49JMM6hqN7GB72PmRenU+DPV8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )