UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Nvlff8v0wVhJ070BfVoSDCW204fTA2XU7yzWBCqOY4=' 
WHERE 
  key_id = '51829ebab2cd3ce63737ca58ff7ac5cb6b84979bebc8b890d07bee978cb982c6' 
  AND (
    token = '1Nvlff8v0wVhJ070BfVoSDCW204fTA2XU7yzWBCqOY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )