UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LmGKq55ohcqm1uppByEl6xcbR6q/XtmhLyWubL6UQrg=' 
WHERE 
  key_id = '1aa84f89849375ecc124527df55c24ed6ee959349a616562753e2b96cead17e1' 
  AND (
    token = 'LmGKq55ohcqm1uppByEl6xcbR6q/XtmhLyWubL6UQrg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )