UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ezm4ILL1ZkbGghQPb77oY2LLgtubJVXJ5P2XVewLTiE=' 
WHERE 
  key_id = '79e1361b260fcfda37720f9372a03a0182187f85fbd20420b44ba2f1b57f9820' 
  AND (
    token = 'Ezm4ILL1ZkbGghQPb77oY2LLgtubJVXJ5P2XVewLTiE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )