UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MtgfUghT7qFe+Rob4eRCw8MviLdkmi0Ir8NUgSvAtn4=' 
WHERE 
  key_id = 'dad72af3c9ea168996a06924cd740d61c38c27ea0e7f388e60fa36019ed37fe2' 
  AND (
    token = 'MtgfUghT7qFe+Rob4eRCw8MviLdkmi0Ir8NUgSvAtn4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )