UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ps1SEV+VhS78/haPC0IXz1ea47Rh9uYfuto1+Xx5yHs=' 
WHERE 
  key_id = '829d613db2426a13ab0bff45269ca297e1e7ec4702b851826c8e6b0ada10f3a6' 
  AND (
    token = 'ps1SEV+VhS78/haPC0IXz1ea47Rh9uYfuto1+Xx5yHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )