UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gWC5vzG579N4hPBicLvEFnh7zd3xjwbqFhOTqxJdPmQ=' 
WHERE 
  key_id = '03c78fd680846c0db6dd6298564cc563a0272983e344f1e9bbec6feec905bbba' 
  AND (
    token = 'gWC5vzG579N4hPBicLvEFnh7zd3xjwbqFhOTqxJdPmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )