UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jX78S59OUga6FK5tYkg1ELqCUrI++W1RrzFTeoGJbAE=' 
WHERE 
  key_id = 'f64078cf16391610df50d586e1a63d6f54fa7c1aa81eaaaa518f701e2b3be731' 
  AND (
    token = 'jX78S59OUga6FK5tYkg1ELqCUrI++W1RrzFTeoGJbAE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )