UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2Ekn8yMhiaQnaPphxR5CY5Cxm0ctY0Q5kPhRO9r+U+Y=' 
WHERE 
  key_id = '3a4c318458e6914de80ffd07443432671c502ef7fbc75820d3191dbc82d76216' 
  AND (
    token = '2Ekn8yMhiaQnaPphxR5CY5Cxm0ctY0Q5kPhRO9r+U+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )