UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'guQ3oxk8aDQhBSQjDDveT6RgL0L561LQ3SFA6QLlaQY=' 
WHERE 
  key_id = 'e4097bbd465d09aece7f886ae52b6c771b09b0364c5a98ae58421a3d0b4df09c' 
  AND (
    token = 'guQ3oxk8aDQhBSQjDDveT6RgL0L561LQ3SFA6QLlaQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )