UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i+QwEv4iS/0yGKrJ5ilpvY7M0tyS5XbNifA3W3IwAhw=' 
WHERE 
  key_id = '49b49569d8c58e6c6ca46459200cced79f69e07127ea2acd024b6c579a4db433' 
  AND (
    token = 'i+QwEv4iS/0yGKrJ5ilpvY7M0tyS5XbNifA3W3IwAhw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )