UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CBJU/7Rjus2LKZixnCV42Ev90hc6vjtc9foTXoaQsOY=' 
WHERE 
  key_id = '4f54a5b076a72bfde3171214ba3b136813113070be2658742bd6c5328e6fd1f0' 
  AND (
    token = 'CBJU/7Rjus2LKZixnCV42Ev90hc6vjtc9foTXoaQsOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )