UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4S8jMFDw6aNbjzkLqcX+J66/sz7UGHz+8Z84eYqsw2c=' 
WHERE 
  key_id = 'e7ebdc50ad880132fd6b4a4432d958937e9ed78e4bac0340dd357ec57cf921b6' 
  AND (
    token = '4S8jMFDw6aNbjzkLqcX+J66/sz7UGHz+8Z84eYqsw2c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )