UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WbcktGOdl1yXQ2Pej+Lm17jtCd4poWcExWkCNHL//zs=' 
WHERE 
  key_id = 'ddbb44eb36b8f5efaea75d64964057d0aba5a402ea7f4360a9e26701956b7a95' 
  AND (
    token = 'WbcktGOdl1yXQ2Pej+Lm17jtCd4poWcExWkCNHL//zs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )