UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EjfQHgKMVRVYDR+7lFQmispfZcJjjRrSS8qFPsuCzUc=' 
WHERE 
  key_id = '736501b3dcd0ee10de736ea248319334c82e1adf8f23b8adace474a87337b171' 
  AND (
    token = 'EjfQHgKMVRVYDR+7lFQmispfZcJjjRrSS8qFPsuCzUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )