UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6jy97qCXzYKCaun8ztVfqaiPuj2+2rNangLz/TU0uQ=' 
WHERE 
  key_id = '7ad88b60b0dff9377ef4aec39950722c07ed84cc259c472815adfaa83e696712' 
  AND (
    token = 'C6jy97qCXzYKCaun8ztVfqaiPuj2+2rNangLz/TU0uQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )