UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f2Vu3/9qzLovV6RpPnH8G36IIYiMBfZt+FRE4B4IMS4=' 
WHERE 
  key_id = '81a7c7a364437958ca7e24d4119515ad210750174383d4b5bc4a998aa3b03998' 
  AND (
    token = 'f2Vu3/9qzLovV6RpPnH8G36IIYiMBfZt+FRE4B4IMS4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )