UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hg5jjsdpeilNMh3JX0ODIGuB5bT6qChfFnUFbqwORCE=' 
WHERE 
  key_id = '93976647b02448f9a6ef27437703341b6cd0debe5c2b15da64b5fccb8d7b5db9' 
  AND (
    token = 'Hg5jjsdpeilNMh3JX0ODIGuB5bT6qChfFnUFbqwORCE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )