UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Drk12ohLtf5YQM9QPvn5mCW8BRkSJaBpHkMiIiCdSAc=' 
WHERE 
  key_id = '87e56c293ffe487cd2047e4d8d0a1a6bd83244957266bb2f11e0b23a14ca8a44' 
  AND (
    token = 'Drk12ohLtf5YQM9QPvn5mCW8BRkSJaBpHkMiIiCdSAc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )