UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JUk63S49SNapyNlv20oVaV3rJ67yNmX7EBCpaUUuEVI=' 
WHERE 
  key_id = '28a435a4a813b8d9547f3b1bd25da2ac9b863ae3722d7f144f030a51a95e1357' 
  AND (
    token = 'JUk63S49SNapyNlv20oVaV3rJ67yNmX7EBCpaUUuEVI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )