UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7Tvi+AE+9V/CiTSJx2On56BnNj/d/ePBnqlX7h3JjXg=' 
WHERE 
  key_id = 'acbdfb5a2772d39a591a6e169d21fe5844c4c99d4148c1896b5a342fdcbfe70c' 
  AND (
    token = '7Tvi+AE+9V/CiTSJx2On56BnNj/d/ePBnqlX7h3JjXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )