UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2UTpitBShq7jWIeMmg7v6MZKbzVy6Bv0g1Js+vQ7Bu4=' 
WHERE 
  key_id = 'c6dd742ce8cca718def136a747e05d7d90b9a0562904c09313557252aa7b39da' 
  AND (
    token = '2UTpitBShq7jWIeMmg7v6MZKbzVy6Bv0g1Js+vQ7Bu4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )