UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zk0FjkqFXuR0bUMXh3U3guSEgczDdwHLERdo2wGy2cE=' 
WHERE 
  key_id = '401971c5d54cf4953ed4afced76e64b41065de1a6f9032678ddbc9be8669e925' 
  AND (
    token = 'zk0FjkqFXuR0bUMXh3U3guSEgczDdwHLERdo2wGy2cE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )