UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PdqxQaPa8G/PE6XhDGMZdHbe0qE4Iq7EUunQ19scIwo=' 
WHERE 
  key_id = '5b8e418076df116ab9a0c8220621acae7c467416b2cf44f50e61355739171f70' 
  AND (
    token = 'PdqxQaPa8G/PE6XhDGMZdHbe0qE4Iq7EUunQ19scIwo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )