UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wQLQZnzzZx7Awr9vPbwARfbuMnhaJdP5q23hS1XkLeY=' 
WHERE 
  key_id = '4cb14ccc94f977cd997637e741a7c0cfb3fb5405b9a56526c1d5b5947c4dc18b' 
  AND (
    token = 'wQLQZnzzZx7Awr9vPbwARfbuMnhaJdP5q23hS1XkLeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )