UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eSjTqJwIxEFl921oBps4RqmzEOMbsS7tMEITqiEvKxM=' 
WHERE 
  key_id = 'd6e018791803da443d203f9bda7c1a6508e4550bbe2059dd65d102bb7b194248' 
  AND (
    token = 'eSjTqJwIxEFl921oBps4RqmzEOMbsS7tMEITqiEvKxM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )