UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6QMh5l0Cgpku61OGWQNjUCPKUO4afJuSd6m40GWASkY=' 
WHERE 
  key_id = '4eb7bac9668259efb8bded94b01b47bd21aa39e100c16dfec69bb7eaa1dbe74c' 
  AND (
    token = '6QMh5l0Cgpku61OGWQNjUCPKUO4afJuSd6m40GWASkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )