UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+epcQuAHD4viy6QYThZtEHTQ0lE0vwfOCi7qGEbQE6E=' 
WHERE 
  key_id = '51ac584598bdbb77cc6474e7478da410f7cb6e195c387ff3d222ce7cf463b19f' 
  AND (
    token = '+epcQuAHD4viy6QYThZtEHTQ0lE0vwfOCi7qGEbQE6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )