UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PS6rpujfnaN2LlUMp/xnCkkCVmzfUWfsaD53txrFvFg=' 
WHERE 
  key_id = 'bea8fbd3d529f31861281f4ec5222085b85102ed2e24dadd769f7cde682d8e0e' 
  AND (
    token = 'PS6rpujfnaN2LlUMp/xnCkkCVmzfUWfsaD53txrFvFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )