UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aklC69zRTnjeQDuS+zNaSWwbDjs8hL3wMEFmvhYJ/1A=' 
WHERE 
  key_id = '10bdbe01851161ef555fff1bfb812ff5f3d8b5a2058a322b696a6de6d4bed95a' 
  AND (
    token = 'aklC69zRTnjeQDuS+zNaSWwbDjs8hL3wMEFmvhYJ/1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020