UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bl2Ypg369hUbSdoaO135gzRIoHNlNpgaOOf0duRS9iI=' 
WHERE 
  key_id = '6a234c46f8839f3e6311e2d46c6bca2fa3ef5b39a89439a01490af202080e528' 
  AND (
    token = 'bl2Ypg369hUbSdoaO135gzRIoHNlNpgaOOf0duRS9iI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )