UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jKBSQwJzKYisjwjGTDf4XmOsBA4arrYt3i8R4DmpUR0=' 
WHERE 
  key_id = '68de919e4f966898ba8b1efe37a82a61d7a84368a3854b45a980c9b53d95dbff' 
  AND (
    token = 'jKBSQwJzKYisjwjGTDf4XmOsBA4arrYt3i8R4DmpUR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )