UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nQaS6XRksLlHJN0XTurTpwCjKcWwECHXdAkFAmeEKdc=' 
WHERE 
  key_id = 'd426fc21723ef6946e84f30312c9c13285591d58e9c02243870fbb219232e1d2' 
  AND (
    token = 'nQaS6XRksLlHJN0XTurTpwCjKcWwECHXdAkFAmeEKdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )