UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SzxXkrfSluOY3bFDlZOdGEZORI5xE0SQYpmGggck+vM=' 
WHERE 
  key_id = '19912a764879e9e15fedae2fe45fcb8a86981e99dd915f6153512ebc7dea6d52' 
  AND (
    token = 'SzxXkrfSluOY3bFDlZOdGEZORI5xE0SQYpmGggck+vM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )