UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AkeW2exTMwAkjKrmcZCj2IKuIPIyBmFDk0eorSKpYtk=' 
WHERE 
  key_id = 'da39e28132fce12230d891b6bee785baca65f6e02a935f64a193cff2ce9687f0' 
  AND (
    token = 'AkeW2exTMwAkjKrmcZCj2IKuIPIyBmFDk0eorSKpYtk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )