UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't52JtN30B5IYk7OMdMoedIVZWgkYP7MOAxKnzfllOw0=' 
WHERE 
  key_id = '8c2fcbad3e67f1cc4fa61d73940fda2b7e4dd545b120f18de12ff3a23159f8c0' 
  AND (
    token = 't52JtN30B5IYk7OMdMoedIVZWgkYP7MOAxKnzfllOw0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )