UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8+gM8fC0Ayx9ZRXUwsDozKnVYssy0l0/kClhvzflpfg=' 
WHERE 
  key_id = '883c9e3e24084073ad58cf621807172495b4223e01b4af7fd442ae24e0acaef6' 
  AND (
    token = '8+gM8fC0Ayx9ZRXUwsDozKnVYssy0l0/kClhvzflpfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )