UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txgE3fCzafzmTeCsTQ6sQa+5KxEzkZ+xlv1nK8Hq9LU=' 
WHERE 
  key_id = 'b2146fada49fe61395ff4dd95864f99fec8d4e07517c0637f2ef956edf449096' 
  AND (
    token = 'txgE3fCzafzmTeCsTQ6sQa+5KxEzkZ+xlv1nK8Hq9LU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )