UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QU9Lq7ljbs0VDik8Apy0WFoPHaivAQzhgltrKRqaUcU=' 
WHERE 
  key_id = '9975d6c7177d21c49d02c0ed0919b19ce19a7c4e1341edf34edeeaa74968bc86' 
  AND (
    token = 'QU9Lq7ljbs0VDik8Apy0WFoPHaivAQzhgltrKRqaUcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )