UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ek3kLeHay2PYW8b+PmN5IFH1BWe2r7hqPGJ/7fhhEdI=' 
WHERE 
  key_id = '6c9529b601b0c3121d1aeb92f3c99aac5b8b3470d2ad76b81ce478b4da315a49' 
  AND (
    token = 'Ek3kLeHay2PYW8b+PmN5IFH1BWe2r7hqPGJ/7fhhEdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )