UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WmpmL5bW3KGCcNNSSAX16MRfHO/SkxKoJGVYYIrwPTk=' 
WHERE 
  key_id = '6d4304fd4bcaa3150ddb8c88b7b40c85963c6a6f6a82e2542520e31956287c73' 
  AND (
    token = 'WmpmL5bW3KGCcNNSSAX16MRfHO/SkxKoJGVYYIrwPTk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )