UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tVD/GqwQsTS5HmojhzLKgd1WMHvKhks99kvst+sq3vM=' 
WHERE 
  key_id = '4a2dcb02badd54c3fdd07782760a0e53b525733ad6e47a94ac46d4e81b16933e' 
  AND (
    token = 'tVD/GqwQsTS5HmojhzLKgd1WMHvKhks99kvst+sq3vM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )