UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6i57sr6YA52azrq/d0xfKUbr5mazw3ik74YVUFmeUNI=' 
WHERE 
  key_id = 'a04a603237a12042c6d0bdb22e9fe86a4342591c69be8d9595860020cc9a8e7d' 
  AND (
    token = '6i57sr6YA52azrq/d0xfKUbr5mazw3ik74YVUFmeUNI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )