UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1vk/Xswk5LV1AYzqihikVugJeyO8d20urkU1YK5IQro=' 
WHERE 
  key_id = '39eab688cf371b3d92487ae543fa627b2013b47d6ad2e163f2343961d9ad5d9d' 
  AND (
    token = '1vk/Xswk5LV1AYzqihikVugJeyO8d20urkU1YK5IQro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )