UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RNy2MHVEl9q6Xrt2NH1T0ROWh5pGr4pY3yggFXZGYbA=' 
WHERE 
  key_id = '21aae62ee13e46a80afd18d5dcfccfdeaaefd3f040b934a153615b6decdf80a3' 
  AND (
    token = 'RNy2MHVEl9q6Xrt2NH1T0ROWh5pGr4pY3yggFXZGYbA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )