UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gyGQOllgFxaDkR0I4r1Zwbx6q8zXDdRk+qkOj5NlFro=' 
WHERE 
  key_id = '37855ab445e61579f36b6c47f7e72cab7703023797490183ded3d4c1cd43a1b5' 
  AND (
    token = 'gyGQOllgFxaDkR0I4r1Zwbx6q8zXDdRk+qkOj5NlFro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )