UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KgWMYDviMGv4ravFCPSVyhPth93e8GiSkhrSzn8uVaw=' 
WHERE 
  key_id = 'e1e6520bf6c363883fae45c04d3141d1270a263c9cb9944aa6510b6f417e3ac5' 
  AND (
    token = 'KgWMYDviMGv4ravFCPSVyhPth93e8GiSkhrSzn8uVaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )