UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PW7Lm4/aoRHGfiKT/jUl2yKMR0K8DFxEG1253CkSbco=' 
WHERE 
  key_id = 'ec8d895268c535db51ba968dc7eadc4ea1596da1808e65dee569e53880287106' 
  AND (
    token = 'PW7Lm4/aoRHGfiKT/jUl2yKMR0K8DFxEG1253CkSbco=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )