UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U5NSwyfhz8OXBA8WTcK/DumxDZCsfl5q9ClGvjk7iAQ=' 
WHERE 
  key_id = 'f81d9138e84178d3f37730d1c23f20ffb7bbb202ed3ca47e5cacbe5b592ab442' 
  AND (
    token = 'U5NSwyfhz8OXBA8WTcK/DumxDZCsfl5q9ClGvjk7iAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )