UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PwUvF8oW+XvjLfQ4h2LZkY060hf2mZkPgIBE7PVLJdU=' 
WHERE 
  key_id = 'e8ca891140a066fdb744555a1b34c904d13e0b243bf48aa8a07fef6ad12d095e' 
  AND (
    token = 'PwUvF8oW+XvjLfQ4h2LZkY060hf2mZkPgIBE7PVLJdU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )