UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6qzxcwi8ELxpOmWI8cLD7eJLnQEUDmEaibIS945cSlA=' 
WHERE 
  key_id = 'dc9a9ce0064afd9d1063e11dac39dd5c05144e71591bf5f6b5bfec9455f72bd1' 
  AND (
    token = '6qzxcwi8ELxpOmWI8cLD7eJLnQEUDmEaibIS945cSlA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )