UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QKrXNkU8HG+B8b1uj7v4jNUHVfQncBhMBSFT5bU8V6c=' 
WHERE 
  key_id = '4b1ff8f87c92538bff1381637cba57d35a440e3db536039105e936447cbb6b2b' 
  AND (
    token = 'QKrXNkU8HG+B8b1uj7v4jNUHVfQncBhMBSFT5bU8V6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )