UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ftMqyEtqqbdB9Fzn0/xSkcgOQgdVCVFxEI3ksZ/CCxQ=' 
WHERE 
  key_id = '40704436d24093ec716c855ebd13b685c72162ec4ac7136c917b2cee41142879' 
  AND (
    token = 'ftMqyEtqqbdB9Fzn0/xSkcgOQgdVCVFxEI3ksZ/CCxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )