UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZsxlum0o2P1W9ldcgNiBzLVPTJLzC8an58myaL+r90=' 
WHERE 
  key_id = 'b9dfa36d0c007ed57b82d1a7275b5c7935e16b92c8acb578c68f3bea0dc84900' 
  AND (
    token = 'MZsxlum0o2P1W9ldcgNiBzLVPTJLzC8an58myaL+r90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )