UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xu0dZODeq2MiYAAjAvqMVnKos9vHImCYpQOfYHErd1g=' 
WHERE 
  key_id = '847ee5babf776580b7b18a08fcf66c136c2bb0c2403d612533ad1630c6c756f7' 
  AND (
    token = 'xu0dZODeq2MiYAAjAvqMVnKos9vHImCYpQOfYHErd1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )