UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lTtQd9oDzmK3tL0tlygRrzNLhWhTVeKlqkWLiCaBch4=' 
WHERE 
  key_id = 'ea5c80e243247264a4ad26a7a82729974b2fa26ab852cfeb43e110654ddf70f1' 
  AND (
    token = 'lTtQd9oDzmK3tL0tlygRrzNLhWhTVeKlqkWLiCaBch4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )