UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MfnJPnUJrgggoUFo5Chxt3wHmxwbCQc1161gUuK8JxU=' 
WHERE 
  key_id = '93fcf39f7e20a78438daadb84bf2411f53afac2e4063d2718da470a5f76a9ccf' 
  AND (
    token = 'MfnJPnUJrgggoUFo5Chxt3wHmxwbCQc1161gUuK8JxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )