UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BokByt1Nxzh9yMuDXwQZQyD45Pwg/EetgzrxruPwkgg=' 
WHERE 
  key_id = 'f50335ffc83c19c4b8a3b01f78e28116e40639b372e7913fbb3ac1996a60c7ca' 
  AND (
    token = 'BokByt1Nxzh9yMuDXwQZQyD45Pwg/EetgzrxruPwkgg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )