UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7rngZJGmiNERKkzSrErld6Gbpc8SSY5HUWK3yyi7g8g=' 
WHERE 
  key_id = '796e8423d8289c3e163bc2ed8371450348b6747edb09dd6685d55eb75b3b75cf' 
  AND (
    token = '7rngZJGmiNERKkzSrErld6Gbpc8SSY5HUWK3yyi7g8g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )