UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gf/s61JBvrRMqB/z3OdJq8WCsD9kx1eKW6nOzxKmxvY=' 
WHERE 
  key_id = 'd4249fd2f303af7cc05c956eaa1a577c13a546e17e6d2357ee192536080da431' 
  AND (
    token = 'Gf/s61JBvrRMqB/z3OdJq8WCsD9kx1eKW6nOzxKmxvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )