UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G5F6SrW3+Nr1l5AFcVli4N7O0zHU0bDKaHk3TOyZ7Fk=' 
WHERE 
  key_id = '4a76cefe0a9491756777a00c515b57e7ae6114490ac1b554184e3dcb3dcfdcec' 
  AND (
    token = 'G5F6SrW3+Nr1l5AFcVli4N7O0zHU0bDKaHk3TOyZ7Fk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )