UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nO7kAqpKei7CoQ2iRJIwvMsBc9E7lyQ1mXRWAaNX8ho=' 
WHERE 
  key_id = 'b50ae60ecc89c4a3f4fcb9d070b693e6506d733ecb18eca4a48d53bd0805d797' 
  AND (
    token = 'nO7kAqpKei7CoQ2iRJIwvMsBc9E7lyQ1mXRWAaNX8ho=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )