UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TO1T+bLP0rlbnK3nZh7uxsAnUacWwQBoMktqhZmQhKc=' 
WHERE 
  key_id = '6c5e908bc5a89ed62875b477ae3db8857295af59e69ed018add2551eb3110cff' 
  AND (
    token = 'TO1T+bLP0rlbnK3nZh7uxsAnUacWwQBoMktqhZmQhKc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )