UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T79Fh31yuE0hlO8mitIN+cdCDRQ/7tpoWZcptebnFVE=' 
WHERE 
  key_id = '28be98b4956315e6ef7cf1bd27b3c7eb57a19512e459c184e2d9e2e67403af2c' 
  AND (
    token = 'T79Fh31yuE0hlO8mitIN+cdCDRQ/7tpoWZcptebnFVE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )