UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8F/1KDQtLYwPaaSC6XKo8Qwpoo0gqzpcW78VcB5a9TA=' 
WHERE 
  key_id = 'a6340234967511649756795aa903d4fca8f94548936a704738248568b420c8d2' 
  AND (
    token = '8F/1KDQtLYwPaaSC6XKo8Qwpoo0gqzpcW78VcB5a9TA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )