UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lVIL3nmuhIwYN7G29BsgvB8cQHHC3KSonnSYc05soe0=' 
WHERE 
  key_id = '050b353c43553906fb49d52d86385e2326b233d0e1b2edab5f556d2eb7149146' 
  AND (
    token = 'lVIL3nmuhIwYN7G29BsgvB8cQHHC3KSonnSYc05soe0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )