UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7ZSiPM2qRdfAGQKW7qlvQgiTJXgzzUJ8UquJ3QIjVUM=' 
WHERE 
  key_id = '305a30f7fd3a739331cd09e77ccab3b4c2d1f43e624b61603035fbd7e4bb2447' 
  AND (
    token = '7ZSiPM2qRdfAGQKW7qlvQgiTJXgzzUJ8UquJ3QIjVUM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )