UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ykZHf/kwmheEH/5Uu8F0SJVCaTL4XTsSjHHyXgSJ35s=' 
WHERE 
  key_id = '719760e3ec63934cfa5479119a1234428436fdae849cd308491a3a6bb3643595' 
  AND (
    token = 'ykZHf/kwmheEH/5Uu8F0SJVCaTL4XTsSjHHyXgSJ35s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )