UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UhgsFuh6KQwByQtvDF+EfASVlGA6p9KOfUmrNDfvZHY=' 
WHERE 
  key_id = '4a0d5c83428060c2d791fd5552ac9932ebeee897b2aff0b33271411c18c3b9e1' 
  AND (
    token = 'UhgsFuh6KQwByQtvDF+EfASVlGA6p9KOfUmrNDfvZHY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00021