UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mlhRd/51y5kqDSXsSZiOfz3IOAX+s8uRvCycqUu0k1E=' 
WHERE 
  key_id = 'b0498572a9063a7ddb9c5a12f2ce76433cc7623084338e5f18caaf2c65f1634a' 
  AND (
    token = 'mlhRd/51y5kqDSXsSZiOfz3IOAX+s8uRvCycqUu0k1E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )