UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FlJKFAACLcWVc2sGoV0sshDR2jNcAdxMlesNtShDRh0=' 
WHERE 
  key_id = 'ac8bfa2b92c2c24395174282cd32e20a45bbf19eb66fa5242215c99936b37653' 
  AND (
    token = 'FlJKFAACLcWVc2sGoV0sshDR2jNcAdxMlesNtShDRh0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )