UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GmgwxeXjwKmrFDzW8pMxU47NMUIxTX7bqnWVvbIkfs8=' 
WHERE 
  key_id = '5440bb5ab733c2e184b583f01c4c843c73c620e3a2c29c7f3c403f50f84e4161' 
  AND (
    token = 'GmgwxeXjwKmrFDzW8pMxU47NMUIxTX7bqnWVvbIkfs8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )