UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gx9at3zINcyJlzhmfp2rIeRIwaj3YePXmithbFLRwoA=' 
WHERE 
  key_id = 'c8989398e05b402457b082fd7f520fa29089575ffa04d6cf4b4d08428b678e52' 
  AND (
    token = 'Gx9at3zINcyJlzhmfp2rIeRIwaj3YePXmithbFLRwoA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )