UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Do5NJdAqfuqGkn2Af8dXTZM2G0oYv0e7IbfNaSluuaM=' 
WHERE 
  key_id = '7168814991a8a1a44ffe1a2014a0cea2c4010f4449b55f5c1a832168e612d77f' 
  AND (
    token = 'Do5NJdAqfuqGkn2Af8dXTZM2G0oYv0e7IbfNaSluuaM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )