UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8FfkUoFXSNlVOouGDEQde3qI1Z2iNLEqxLX4See+6KE=' 
WHERE 
  key_id = '918fb27926967e557b688ab34d4a3838e4825c18ecf000fa61aa1328b55cfdd2' 
  AND (
    token = '8FfkUoFXSNlVOouGDEQde3qI1Z2iNLEqxLX4See+6KE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )