UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jgi2A6RwH8ocaYxS8I0nHxTWkgnFJzbAvsWmbsb0+qc=' 
WHERE 
  key_id = '4fad93fe22037332cc319cd2489c0830c2cfce5c96dfcaf535fcf77ba9aa7188' 
  AND (
    token = 'Jgi2A6RwH8ocaYxS8I0nHxTWkgnFJzbAvsWmbsb0+qc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )