UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RXwaGR+3VmUoJd5wmZXJtFJziz4p7zGCLUMpKHWtXyU=' 
WHERE 
  key_id = '786883af6ad176ec690065a9072f7b9a9c29c89362b2ddf5b4eb4e5e9ff3e6f6' 
  AND (
    token = 'RXwaGR+3VmUoJd5wmZXJtFJziz4p7zGCLUMpKHWtXyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )