UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'exjBwLJc/dNGkHkCm7ppDyxLGon9ycG7acEhaJMlEbs=' 
WHERE 
  key_id = '02eb743ea0976c9728b08c73f186067c642d0c3cde66e9a380bd86b010f14701' 
  AND (
    token = 'exjBwLJc/dNGkHkCm7ppDyxLGon9ycG7acEhaJMlEbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )