UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6rKNc0reCYq0UVAWLV49hilIxoEcb5AjRq0CmGWf2go=' 
WHERE 
  key_id = 'fc97d6cdb03c4c66fbc19108a00d794ced2b1ff250051dcf49bcca8b7eeb2947' 
  AND (
    token = '6rKNc0reCYq0UVAWLV49hilIxoEcb5AjRq0CmGWf2go=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )