UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PFA4p7/CfwlVJdIJHpBseJiJRU3vCbmoWl/bf78h7ho=' 
WHERE 
  key_id = '605c9dd03ce822d448c2d78b2bc8e31f1f5ee4147be201ce81821dbd5653dbc6' 
  AND (
    token = 'PFA4p7/CfwlVJdIJHpBseJiJRU3vCbmoWl/bf78h7ho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )