UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6MecqHArVnJ64FYwlVfcHGEdpiIYxs3UVRwAtWZL0cw=' 
WHERE 
  key_id = '2ca99aaa091b25820c252668629020e63eaa49becae7d41bbf3783a14f07dada' 
  AND (
    token = '6MecqHArVnJ64FYwlVfcHGEdpiIYxs3UVRwAtWZL0cw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )