UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JkcUm0e6jipTeru3xWMfcUtJn1OoMv8DPdoVr0rk2fE=' 
WHERE 
  key_id = '7e71e428397f7e3adf170b5be290b9938b14a0fa004d964816e8715e2b2e4c37' 
  AND (
    token = 'JkcUm0e6jipTeru3xWMfcUtJn1OoMv8DPdoVr0rk2fE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )