UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kM4+YdDcJduYgHe54QcEGp7QhyQeXo0rYdz3i+z1k60=' 
WHERE 
  key_id = '18f5e93823a6035c2de5a4d48463014912f8cd8869514b528f67e885d5601c2a' 
  AND (
    token = 'kM4+YdDcJduYgHe54QcEGp7QhyQeXo0rYdz3i+z1k60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )