UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k0ZTnJJfOLLS45hU7dUzZPtnG0oUmh4Y3oPdxnE39QA=' 
WHERE 
  key_id = '428a6bd4ca7a00c1ae5327484ce18abe6d9623f425c27f686dfa4d9d776014d0' 
  AND (
    token = 'k0ZTnJJfOLLS45hU7dUzZPtnG0oUmh4Y3oPdxnE39QA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )