UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yhCP3RSnMEr3/azeMsgg0XgeQwqRnqwgSs186dPJjmc=' 
WHERE 
  key_id = 'a3e8b54375206259e4f5e75ea4d81bc885a65690ad683237752ad8de47656ab6' 
  AND (
    token = 'yhCP3RSnMEr3/azeMsgg0XgeQwqRnqwgSs186dPJjmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )