UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4kQLgM3KCBA/h/j98v0oDphNAteOGyPTk7uF1XaoEWE=' 
WHERE 
  key_id = 'c13f124c14f5089029cbbe85a93c6e5c8713b6b714e6be30bd1761c4fd67945a' 
  AND (
    token = '4kQLgM3KCBA/h/j98v0oDphNAteOGyPTk7uF1XaoEWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )