UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Tnguw6BXjkg0x0S9CH3vhMvbfvUScLmXE3fWyguVrA=' 
WHERE 
  key_id = 'c6a14f392b9697a70c5fec70436e18f1c3599c199e63690e2be1c375ad6deb63' 
  AND (
    token = '2Tnguw6BXjkg0x0S9CH3vhMvbfvUScLmXE3fWyguVrA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )