UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CtJCcJ3CUH1n24mmis6pzOqCcYYH7gvu+cmJO4/H+/o=' 
WHERE 
  key_id = '54969534b8864d4194d4ecad520c294cb45608ec0173a00565bcf22cb9d802f5' 
  AND (
    token = 'CtJCcJ3CUH1n24mmis6pzOqCcYYH7gvu+cmJO4/H+/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )