UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KL7JgWyDvCLNjLDtzHxZjDk9OAGdu0zzFZmdZNQ/7RA=' 
WHERE 
  key_id = '7ebbebcab9408dc923eabffb0831319210f95a1613aad7734bc3d2cd7a2a1bd6' 
  AND (
    token = 'KL7JgWyDvCLNjLDtzHxZjDk9OAGdu0zzFZmdZNQ/7RA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )