UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '21wffvH0b5uBDFAQAYBg0lbfTG7zseiTrqqjKK+X3uU=' 
WHERE 
  key_id = 'de6cd656676f878dd31b62d69cb9d7394dbae51ab84ca010b541e15cee596e95' 
  AND (
    token = '21wffvH0b5uBDFAQAYBg0lbfTG7zseiTrqqjKK+X3uU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )