UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wmlvjBr1+i9oGj7vem2TvZSkwFpBBB6/3L6M+pdc1vA=' 
WHERE 
  key_id = 'b51bc87c2cb29762d3e29dffc6ea3eea419bb8fbf79799838dd03cdcc7cc2fd7' 
  AND (
    token = 'wmlvjBr1+i9oGj7vem2TvZSkwFpBBB6/3L6M+pdc1vA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )