UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mmBGcVqoraz1MpQurXPzpkO6GSDsWYhAMqY5waxkEyQ=' 
WHERE 
  key_id = '87bad0f331d3be9cad441aeba2c721c4604946ea109fe511435d1b0cae8d9c78' 
  AND (
    token = 'mmBGcVqoraz1MpQurXPzpkO6GSDsWYhAMqY5waxkEyQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )