UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3iu/V/uyQORlqyD6ysBUDK6eotgHJU4P500KCaexEms=' 
WHERE 
  key_id = '9fa2538c6c9fe395cb99a8276a2fd7b0ce69ae096f2c6a8173b464bedf8a0789' 
  AND (
    token = '3iu/V/uyQORlqyD6ysBUDK6eotgHJU4P500KCaexEms=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )