UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/R3uPUGwKPOx/gHs1bAwb4QLreewImiOh0P0YQBq9IE=' 
WHERE 
  key_id = 'b4c761612844da781525b1c7c1430d99c8f1b4e1dd85950538df2854074cd0fc' 
  AND (
    token = '/R3uPUGwKPOx/gHs1bAwb4QLreewImiOh0P0YQBq9IE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )