UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y7esaqnwZXw7AziQ5lFoX4vpoVQrhpvYnAcEuk5c7OM=' 
WHERE 
  key_id = 'a2f20cddaad9970358f118309d35066f2f141f30f6864e4f4f0bd5b54856d2a1' 
  AND (
    token = 'y7esaqnwZXw7AziQ5lFoX4vpoVQrhpvYnAcEuk5c7OM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )