UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'acHzSAlnuw7N4Tw9M8OGUqL8zKMPHd9zmtHBCbf2do0=' 
WHERE 
  key_id = '8a48e1b85720130089222f21168ea4f0bd3392cc1387f8faa9ddebf76376c889' 
  AND (
    token = 'acHzSAlnuw7N4Tw9M8OGUqL8zKMPHd9zmtHBCbf2do0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )