UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MyUP6ghORPkB4lo6M2x9G8yN2X+zsg9wx6hDauX1l6I=' 
WHERE 
  key_id = '2b3c468ab5876127c6c4d39d2b8240e33e104391576cdbfad453d180ee86be11' 
  AND (
    token = 'MyUP6ghORPkB4lo6M2x9G8yN2X+zsg9wx6hDauX1l6I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )