UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKQJ3I8PeystuuV213J0lCTS9uDMZL6RpG4tabKtzr4=' 
WHERE 
  key_id = 'c6e3b5201cf2bb422ff6876ca33cb67c9ee7e2c558c1df43da7daf7c6e759508' 
  AND (
    token = 'PKQJ3I8PeystuuV213J0lCTS9uDMZL6RpG4tabKtzr4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )