UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6dYHgn37ykW7/iAw6xO2hH3Sfc1KiWne4aODtX+KsEs=' 
WHERE 
  key_id = '757b53da57f10072162ee15387229142b06e762d5cf860da87eb0bb5f004f660' 
  AND (
    token = '6dYHgn37ykW7/iAw6xO2hH3Sfc1KiWne4aODtX+KsEs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )