UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4VfcUNsufpuPDKxqxbZBMdI0BlPj4IHVMCHH6/xoLgM=' 
WHERE 
  key_id = '556fce6e65f73d3fe387b2c83dd98d510e70559c7870b87039f7a5c64969c391' 
  AND (
    token = '4VfcUNsufpuPDKxqxbZBMdI0BlPj4IHVMCHH6/xoLgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )