UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ty+EmLv6gePkMK2bWHXkNNxdXIvMMSchnT1OzeT62rI=' 
WHERE 
  key_id = 'e4ef4195320b2c94b624cded5c26ae8b9091e6307e31faa6241330b5bd5692a1' 
  AND (
    token = 'Ty+EmLv6gePkMK2bWHXkNNxdXIvMMSchnT1OzeT62rI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )