UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WpLKshJW9smydGFSNjHeERSYa43weMMHg9REtkOzO2c=' 
WHERE 
  key_id = '238dddf19dce3048befb11d3968470660bd05578ae13398661461584e5dd6433' 
  AND (
    token = 'WpLKshJW9smydGFSNjHeERSYa43weMMHg9REtkOzO2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )