UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uq4kLWAbOUgd0nJyRBKF61CrqPF/a6R4MQdOKYjUrIA=' 
WHERE 
  key_id = '492bd8b7f3157d94e95501eefee7d90f5874c677a52641c8636b287423dae8ba' 
  AND (
    token = 'uq4kLWAbOUgd0nJyRBKF61CrqPF/a6R4MQdOKYjUrIA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )