UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '78CB3dTYN1Ttwzq4SgbMpngnwCc889VyxV88OhVq+h4=' 
WHERE 
  key_id = '1e53b7bf36a59eecf455450ab56a72b00091a5470ffaa58861b4f0700949d590' 
  AND (
    token = '78CB3dTYN1Ttwzq4SgbMpngnwCc889VyxV88OhVq+h4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )