UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V0SxzFk9Pm/xjh6Q2iec7tRmsn5fUrhGeqWk5UmFYiI=' 
WHERE 
  key_id = '6b7a412382d93cd9948eee639a8f618bf9e3a1924b2edfd256d9d2852798efe4' 
  AND (
    token = 'V0SxzFk9Pm/xjh6Q2iec7tRmsn5fUrhGeqWk5UmFYiI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )