UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zVBpkuVdfKWq0zbvq4Z3UUY2q12/cswv/K6zk9hswq0=' 
WHERE 
  key_id = 'e45856cfaaf10778811d600bbbaa7558db31e1be293f9a0d6cf28498ea1dbc38' 
  AND (
    token = 'zVBpkuVdfKWq0zbvq4Z3UUY2q12/cswv/K6zk9hswq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )