UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kvv2aMqr2dy86McbdLfOqvS6amB4tGOrJ+NKJs3mEaw=' 
WHERE 
  key_id = '8e6793d9a76c44fdfd09e364eb92658bfc75b421ff01d86d00214ad15e98460e' 
  AND (
    token = 'kvv2aMqr2dy86McbdLfOqvS6amB4tGOrJ+NKJs3mEaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )