UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSkqHGsHrQyga0lZpBnttFazbUgbjKZfJMP9mTLpFAY=' 
WHERE 
  key_id = '1a97305915435091ad730fb356239e01cf9abf3f42a92cee9f41a57952a8c079' 
  AND (
    token = 'MSkqHGsHrQyga0lZpBnttFazbUgbjKZfJMP9mTLpFAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )