UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aBj0nDxQq4mzETeR7hZ/vF8hqWAg3rn7CuqhC8XepEQ=' 
WHERE 
  key_id = '281ce1c39267eb652254b905e18ebb5d5883587013be68eb698a78dfa5dbe4d8' 
  AND (
    token = 'aBj0nDxQq4mzETeR7hZ/vF8hqWAg3rn7CuqhC8XepEQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )