UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+ehxQvs68BOmng9xm5VqQZSlCDfSMRNQHatIpf0rPP0=' 
WHERE 
  key_id = '5ab0ac42b7e8804114c7e7ca7bf88dcbaf5dcc984aeb82b964c5dd36f0849dc4' 
  AND (
    token = '+ehxQvs68BOmng9xm5VqQZSlCDfSMRNQHatIpf0rPP0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )