UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ujCXW5xBFCpHryc4STlT1B4dNVYyPJgyqV9kaSaPmxI=' 
WHERE 
  key_id = 'b641e55cac5095302469649111ddbe11f23bba173236fa38f511480661b5f4f5' 
  AND (
    token = 'ujCXW5xBFCpHryc4STlT1B4dNVYyPJgyqV9kaSaPmxI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )