UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QSHMkTIEUXtZp/U2FdAWIwNl2fCx1npXACc0gHFoRSk=' 
WHERE 
  key_id = 'b9798caee2fcbebec9533cd0263de4ff02c080e1256cc64e95febda18730c616' 
  AND (
    token = 'QSHMkTIEUXtZp/U2FdAWIwNl2fCx1npXACc0gHFoRSk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )