UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TbvKstH0783IJkrFEzJhKWIlUWPo7oqLPF3mSuURFPo=' 
WHERE 
  key_id = 'f640b2c1f8ad395956e40147f95912f793a903202578b9f441d54ca3dfb179e6' 
  AND (
    token = 'TbvKstH0783IJkrFEzJhKWIlUWPo7oqLPF3mSuURFPo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )