UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U7OfHyYVbVXro+IXs9LziQ3svED0L3KjwxrzPjD9vew=' 
WHERE 
  key_id = '849e7ff2a4929167c37a2602cab9346169e601c48ca4b700250f8988fb12911e' 
  AND (
    token = 'U7OfHyYVbVXro+IXs9LziQ3svED0L3KjwxrzPjD9vew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )