UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zCHcFBpYq5EUCON71zuneGhsty6fKlTMy/SbNcmDla4=' 
WHERE 
  key_id = '4e5fca73cd455b11cf6e22c8454ca4faffefdff45709ec77c700f21285ea0ac6' 
  AND (
    token = 'zCHcFBpYq5EUCON71zuneGhsty6fKlTMy/SbNcmDla4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )