UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jdU3C9kLAhhlS5okpN7TNzF6eIbb6DriiBesKWQNZhQ=' 
WHERE 
  key_id = 'ce4268dcd0d90f22cb48b3372c95beb3920fc5645741b67bde78b34956a45a09' 
  AND (
    token = 'jdU3C9kLAhhlS5okpN7TNzF6eIbb6DriiBesKWQNZhQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )