UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qcvxZvJ9pNe6H3AYDzlnsiKBDyiAaNjTTu2rUxeTLoc=' 
WHERE 
  key_id = '7ac3bae423dcab00ff26a94e2d1e68f98569635db2a6ce2a372705bef63cda7e' 
  AND (
    token = 'qcvxZvJ9pNe6H3AYDzlnsiKBDyiAaNjTTu2rUxeTLoc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )