UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8c1K9i85WrUg5QV0vTrGvt7D4mY4dsHBUlNOAD6k85g=' 
WHERE 
  key_id = '73476808b76e6d7aee54bdd7ddd46699c210bb0b0c047cd4d3400484e11d9842' 
  AND (
    token = '8c1K9i85WrUg5QV0vTrGvt7D4mY4dsHBUlNOAD6k85g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )