UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xiVEOkQKpSRIiPHwi6ghMrxcoBjhg37m2AUI45AFNF8=' 
WHERE 
  key_id = '5ff12c5cbb2b578b45120ad29417d64f8978a73287d6f9b6888216b8f6576b46' 
  AND (
    token = 'xiVEOkQKpSRIiPHwi6ghMrxcoBjhg37m2AUI45AFNF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )