UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S0ZUKpu2IkROalhu+VVt72Qj28pkgkDXGWqnw94f5mY=' 
WHERE 
  key_id = '310a96522682014fdbf4d801aac47066df817ecbb50ca5c2183d92c991a9b358' 
  AND (
    token = 'S0ZUKpu2IkROalhu+VVt72Qj28pkgkDXGWqnw94f5mY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )