UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RExl1q0TIxrviMf9yE91BaGVw1NCpwcc4J35AYYUZwQ=' 
WHERE 
  key_id = '2e292906c4a2e09aa27d94ce795626462a91b9f259a1faac4136c27c199e09a7' 
  AND (
    token = 'RExl1q0TIxrviMf9yE91BaGVw1NCpwcc4J35AYYUZwQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )