UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p97NbuLiF0VLRBY+Ov7aDPVQdahxdaxt4aSR5jcwYIM=' 
WHERE 
  key_id = '953aa7056f8cc6c6e677f23e7e99e6d575131293f7e19e2e144adf59769470d1' 
  AND (
    token = 'p97NbuLiF0VLRBY+Ov7aDPVQdahxdaxt4aSR5jcwYIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )