UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NZELp3k/bk9yDUtKHDOoepgqwKIQrDpHEUXtQJMAkg0=' 
WHERE 
  key_id = 'f874646581144618b65b0c3bf292c91ed9d9f9c07b0d17cb6f983bad3b08ad67' 
  AND (
    token = 'NZELp3k/bk9yDUtKHDOoepgqwKIQrDpHEUXtQJMAkg0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )