UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tguLEOpQm7K95kbrU96m+3pDHkL85w4kIKgEWJEgjJI=' 
WHERE 
  key_id = '50a56aaab18e18138186e3e7811e4fb43c6125e97de19cb42f763a9e86f6c344' 
  AND (
    token = 'tguLEOpQm7K95kbrU96m+3pDHkL85w4kIKgEWJEgjJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )