UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+AHc9q9h2R3o6yUHQK6FL5aw+g/EZ1fx6FpbyciEBY=' 
WHERE 
  key_id = '29b49c8c193de2b48a246b77a46a827114564f3abbbe413bc98be5ad5bdf2a4c' 
  AND (
    token = 'k+AHc9q9h2R3o6yUHQK6FL5aw+g/EZ1fx6FpbyciEBY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )