UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LNa+P55HHNy8Nac+5uMx+ktfp19q2w3ZsLnFW80nnk0=' 
WHERE 
  key_id = 'aa906b62e51e18397bf5b199cd5798f286a06e88fa7c50ab23f8999e68db51ae' 
  AND (
    token = 'LNa+P55HHNy8Nac+5uMx+ktfp19q2w3ZsLnFW80nnk0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )