UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2O+iDFVMeBh+r7rpmZqA4e15PxDfQhpzFbZSim0q7BM=' 
WHERE 
  key_id = '49b9f700ec2b1c7c67fac1d6e7aae15cf19e07b586f3676134dbe742ebbf861b' 
  AND (
    token = '2O+iDFVMeBh+r7rpmZqA4e15PxDfQhpzFbZSim0q7BM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )