UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uX16tX0Hv2mvcs6Cq+PNIlI/0J6ime+Q6AFjNqZND6c=' 
WHERE 
  key_id = '0088ffb49df24d51e30935f7efe0914a8c2bfda8daf9c56a9125183d8d47b0dd' 
  AND (
    token = 'uX16tX0Hv2mvcs6Cq+PNIlI/0J6ime+Q6AFjNqZND6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )