UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3CH//6jsRltPIR7knwuRuvgpIFzhLSieoxEX6dvUqtc=' 
WHERE 
  key_id = '853ee0ae8a390c881d91ccfe0f73f6deb9bdcc9a85e0cb8b5397e37d40466776' 
  AND (
    token = '3CH//6jsRltPIR7knwuRuvgpIFzhLSieoxEX6dvUqtc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )