UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N78KJIMj1yvxlaEI2p9wTFgSBIYd2lQeGCduTW1FX9U=' 
WHERE 
  key_id = '3da75c4ebd02c3035e052da9ec8cfa5975c45ed60a10064cb5db8a5eedf208e8' 
  AND (
    token = 'N78KJIMj1yvxlaEI2p9wTFgSBIYd2lQeGCduTW1FX9U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )