UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Svsq9sc11NcONoZqq68SaaJUwfgrhFepCEsX1gDv/Ro=' 
WHERE 
  key_id = '9e4be96b07b6d9d21e934a69d346d1df2f372f61866ff118ce7bd8d0304f8c2a' 
  AND (
    token = 'Svsq9sc11NcONoZqq68SaaJUwfgrhFepCEsX1gDv/Ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )