UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gu/eASM5UgxPGy22ndCl+Oz4iVKMAvnA+mMPmnbSXlw=' 
WHERE 
  key_id = '6255575f7699fe80d1e23dd5198f50882a8dd9fab418969d3ad5b4f13d17bd3a' 
  AND (
    token = 'Gu/eASM5UgxPGy22ndCl+Oz4iVKMAvnA+mMPmnbSXlw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )