UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4cD4fWjFVhSRKebz11bzJ5PgiBzHoDYvPBL1fJ8MLV8=' 
WHERE 
  key_id = '05ae087769eedaf051c6a9ec89eb822f83e92050ad2d6df0050c0d62c1d3eca7' 
  AND (
    token = '4cD4fWjFVhSRKebz11bzJ5PgiBzHoDYvPBL1fJ8MLV8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00048