UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPFvCLQhA2DWnUdxwT//fcFx7X7prQKTM9ymhH+LCMQ=' 
WHERE 
  key_id = '4901050da13e573222b1dbbea48ac894a9518f684d83889ab4be0857f4eb5437' 
  AND (
    token = 'PPFvCLQhA2DWnUdxwT//fcFx7X7prQKTM9ymhH+LCMQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )