UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CI97GAk2VQ6VlyPaMFB2VPqm3vDQCbDxEh8maLqZ0d8=' 
WHERE 
  key_id = '4fe56d6cb01016fd8ea0fe0e957b8e207495aa7e485692189b83d7087bc46758' 
  AND (
    token = 'CI97GAk2VQ6VlyPaMFB2VPqm3vDQCbDxEh8maLqZ0d8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )