UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9XFdUJ1BKoBlPmDz1THgrv16QagsYn+OIbEg6BYV+fw=' 
WHERE 
  key_id = '81a7a1111c533f5c043ddcb41a0cc43ef77750625d10f88860af0093a713c069' 
  AND (
    token = '9XFdUJ1BKoBlPmDz1THgrv16QagsYn+OIbEg6BYV+fw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )