UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iQKyD2cJxpbGj73vQse5IOXqnzb6be38PilCi3XKxj4=' 
WHERE 
  key_id = '2dd1d9526b5a3816201a25ef5fce310831be4077c51679dc2ca022a6fae263d2' 
  AND (
    token = 'iQKyD2cJxpbGj73vQse5IOXqnzb6be38PilCi3XKxj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )