UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mhx2odLBe0LRZyVh0LvbiRiwNb72aqWmAMz351O0QbE=' 
WHERE 
  key_id = 'c81480bc02f76b77c4d30c90983f23c786aff7a3f5625a3ba34a1347a46016d6' 
  AND (
    token = 'Mhx2odLBe0LRZyVh0LvbiRiwNb72aqWmAMz351O0QbE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )