UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N2d5ta55KzTh7IkJhHmMHISm5NDuEjzEyqPX3825jIQ=' 
WHERE 
  key_id = '4605926fc03a957068f25b9e9cb9e39a3fe3a22c987be1f0a64232368f21d621' 
  AND (
    token = 'N2d5ta55KzTh7IkJhHmMHISm5NDuEjzEyqPX3825jIQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )