UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PBr5B9rG0s/i+tyKV8DO4TAGfs/J32N0edOu1QiAsEo=' 
WHERE 
  key_id = '31ff4d3c33d90ec5c7ab1e2270565d441e12f971c2878201e75f8dc20023f5ba' 
  AND (
    token = 'PBr5B9rG0s/i+tyKV8DO4TAGfs/J32N0edOu1QiAsEo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )