UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iu41lewUgRCeri3q4BLO7ts99oGuMQRqItyDzFqOPOw=' 
WHERE 
  key_id = 'fa943e07d94750f20ebe640b0d964fb4c9d806e9d814cd12077cd8c105812382' 
  AND (
    token = 'iu41lewUgRCeri3q4BLO7ts99oGuMQRqItyDzFqOPOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )