UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'd7m5u0k2MfjKm6A5jNvAb0Efcomu7s3ZSSZKUTiPyF4=' 
WHERE 
  key_id = '83ee52ab21c77bda92de375cf05bd77e74816eee622d44d45a3b58ae6e32811f' 
  AND (
    token = 'd7m5u0k2MfjKm6A5jNvAb0Efcomu7s3ZSSZKUTiPyF4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )