UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2xXV1HRnkmNQBoyRpxJmlfjVartyGXZ3GKIbCrP/4Ow=' 
WHERE 
  key_id = 'c755c78b3473f0f8f1da646db585837e70be2cf27dd2386e470b13c5ff94ffc7' 
  AND (
    token = '2xXV1HRnkmNQBoyRpxJmlfjVartyGXZ3GKIbCrP/4Ow=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )