UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TRyTEN8ndPGxR4BvMtn5Lm5wC2eezUqltLysTjxnklE=' 
WHERE 
  key_id = '23641b26c2bccccf07d320e51c386c584b6305f3802ebfead3cb1d67f02dd2f6' 
  AND (
    token = 'TRyTEN8ndPGxR4BvMtn5Lm5wC2eezUqltLysTjxnklE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )