UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CVVCrK1RjHA3C1V3gfmHJxwprebztafpvDEuiH/bq50=' 
WHERE 
  key_id = 'b83da837f95c254d33a8107c9e42851e0fe0828db451e0922e14e9c1fec54381' 
  AND (
    token = 'CVVCrK1RjHA3C1V3gfmHJxwprebztafpvDEuiH/bq50=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )