UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KeEmFmWzUa88C0qS/QRq6UiK+5+NKptO1P+9hsq0Nvk=' 
WHERE 
  key_id = 'ebfe9e44ec003329c79e5a64c3d2bee8327c328d7f130aeccdaf26cd5e869e17' 
  AND (
    token = 'KeEmFmWzUa88C0qS/QRq6UiK+5+NKptO1P+9hsq0Nvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024