UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eX2ys1HiaJ8IBJqAwhnDpF87UryIKOFmUg89UCIAiCw=' 
WHERE 
  key_id = '7c6577c71a93dfad4cf4ca13050b31efa6d67d5a3afb1556d5744aa96df55550' 
  AND (
    token = 'eX2ys1HiaJ8IBJqAwhnDpF87UryIKOFmUg89UCIAiCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )