UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kkrm2ROswY9aPvI56K9HjJt2w3Uoc5ZoG/EklKLy35s=' 
WHERE 
  key_id = 'c8b35bf9f74cb3e4d243bc23616dbf1154445eb1c1dbbea0ad2024fa2d029ca8' 
  AND (
    token = 'Kkrm2ROswY9aPvI56K9HjJt2w3Uoc5ZoG/EklKLy35s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )