UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnuhhWW7ZvLDdYJN3IWOaCtsrC2cVIHHS6mxYUjwXVY=' 
WHERE 
  key_id = '1a78d797234f7b92796fd1075b09153039818e913ad354415703a8cb1e2645d4' 
  AND (
    token = 'ZnuhhWW7ZvLDdYJN3IWOaCtsrC2cVIHHS6mxYUjwXVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )