UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KSmAF7iOhBVSNltDqIfW07ObRfDTT0IC/OgZw3CtsiI=' 
WHERE 
  key_id = '957ec442de2abab015d8a3a0b466f11e1d0e7ea254a9268480774c3c9b98c175' 
  AND (
    token = 'KSmAF7iOhBVSNltDqIfW07ObRfDTT0IC/OgZw3CtsiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )