UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wBoChhY3wqmS0yxV24PdJjpGeebyot+JH+7/Yy9sT9Y=' 
WHERE 
  key_id = '790e0f215bb90918efaf26d023cba1a86cbc653db80f40b01dc82dd78ef81ab9' 
  AND (
    token = 'wBoChhY3wqmS0yxV24PdJjpGeebyot+JH+7/Yy9sT9Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )