UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'A+akpu99bx7Xfh42xugydBmPBAv9chu7IJzLhjCwm9Y=' 
WHERE 
  key_id = '76d0ba7da0462aeb323b859f4f97a0dbb47a619c9d85b7b79289f5221b08de3b' 
  AND (
    token = 'A+akpu99bx7Xfh42xugydBmPBAv9chu7IJzLhjCwm9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )