UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mr3nENRSHd2DdyQdJXB2W6ftMDucov96PEOUBd3gX+w=' 
WHERE 
  key_id = '817b725a7b1a9eae9c3d8ba0c8b49ffeb21a76aedac05ab4a04404c3640af802' 
  AND (
    token = 'Mr3nENRSHd2DdyQdJXB2W6ftMDucov96PEOUBd3gX+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )