UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ttfwa+j3oEKKKancmq2ua8M0W7OX61UyL4mSgUtnBbU=' 
WHERE 
  key_id = '8021dd54b58ccaaf755ad9850d42fbf6a696257a434ac67b5c2381b84e965cd0' 
  AND (
    token = 'Ttfwa+j3oEKKKancmq2ua8M0W7OX61UyL4mSgUtnBbU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )