UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DQ+FuwYguZI5kV+A80lZdfDCalelTJKJfn0IHTLHiKw=' 
WHERE 
  key_id = '0c156ef3dd75cc6de186ce6f693813b469094ce0fe6b6ca51db80638168a4263' 
  AND (
    token = 'DQ+FuwYguZI5kV+A80lZdfDCalelTJKJfn0IHTLHiKw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )