UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qa8fAxjL1yWYwy+IV1w4cEPRf2oKz5EiPQIP0x7aYgc=' 
WHERE 
  key_id = '996c13377b17e6c44547879a927dd5381d4f783493f4ca4e3b92184720f1093b' 
  AND (
    token = 'qa8fAxjL1yWYwy+IV1w4cEPRf2oKz5EiPQIP0x7aYgc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )