UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8/paCfQ4ZNsBmVZfVMDQxkStEre7fk/SvBQSGJigWQk=' 
WHERE 
  key_id = '643cf391d70a73481659fb9ad99197e4fbc8715021493ed7aa86d8814e215ba8' 
  AND (
    token = '8/paCfQ4ZNsBmVZfVMDQxkStEre7fk/SvBQSGJigWQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )