UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6HPgiMo1wHChaU9GHincImFsYjJRmxUJO62cFPwu5F8=' 
WHERE 
  key_id = '9a83d31e95920e0ad4591eb32c539a67448f770699e7aa120d521716508e99f7' 
  AND (
    token = '6HPgiMo1wHChaU9GHincImFsYjJRmxUJO62cFPwu5F8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )