UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TdEL1/xUIZTVdYLXfo5Qyhpy+VOI6Frt2ExQAABUuYo=' 
WHERE 
  key_id = '7bbc5bddf7099315363865285006292cc18d575942041396eb5d5c10c691355d' 
  AND (
    token = 'TdEL1/xUIZTVdYLXfo5Qyhpy+VOI6Frt2ExQAABUuYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )