UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dqVy4/fneKk4SJjw7cZkDXDP6mwHI/BcPSj8XhD8EK8=' 
WHERE 
  key_id = '50588b7e7793f9cd52074b6ac92736a69170e42b146a974ee7355a87fbf5f209' 
  AND (
    token = 'dqVy4/fneKk4SJjw7cZkDXDP6mwHI/BcPSj8XhD8EK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )