UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BCO7sKzsR5C5dgcMbtt6LXfRJ1NVR278NtDkPFXs+y0=' 
WHERE 
  key_id = 'a77c31c902bdbc623131570b694e876b74d24827613b1178b8644617a771488a' 
  AND (
    token = 'BCO7sKzsR5C5dgcMbtt6LXfRJ1NVR278NtDkPFXs+y0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )