UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c8tSyMCkfY+BVvDtIFpujRzmdNVFEWGqv5PeMEeKsXg=' 
WHERE 
  key_id = '3a3d4bd335922a6c92c51fffa6d2ac0f8836466b640bf2d546bf39226ccc221a' 
  AND (
    token = 'c8tSyMCkfY+BVvDtIFpujRzmdNVFEWGqv5PeMEeKsXg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )