UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YZiZYsyw2SP8CRPGLs7uSBIrT1istSuh8PDYv5BNENM=' 
WHERE 
  key_id = '240c195e56fa6c011bd65aa0eebfcb0adc764f285b63a673d769554405f5e496' 
  AND (
    token = 'YZiZYsyw2SP8CRPGLs7uSBIrT1istSuh8PDYv5BNENM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )