UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'axlUQxzPrUT1mhEXEB2GiiuTRhxXpOuTxbLUJfaUA74=' 
WHERE 
  key_id = 'a9f4f8400e11a844610ab4efdc2ef0debd37488ea664de6b44b02b5985af513c' 
  AND (
    token = 'axlUQxzPrUT1mhEXEB2GiiuTRhxXpOuTxbLUJfaUA74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )