UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g2kEfUxAXb2WvSGgxPssAAxzjZPCUSWu2Q47NAjTAxw=' 
WHERE 
  key_id = 'ec4c0d463e36cb473c3e2944e425d51b6eda975e1f5bdedfe0110fe3fd0dc327' 
  AND (
    token = 'g2kEfUxAXb2WvSGgxPssAAxzjZPCUSWu2Q47NAjTAxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )