UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xeP2HitL5iW7UgCq4UmLC/bPNNrVuqNzB4EPY9JnHvE=' 
WHERE 
  key_id = '83ed005f0b4bd6d3726f0f311c13d65db37599513d999275df0aa4e6b016582f' 
  AND (
    token = 'xeP2HitL5iW7UgCq4UmLC/bPNNrVuqNzB4EPY9JnHvE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )