UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W4MWZU3oQ6di0/MKMFyHxaJQOIFtayfyk5t6WCnSYjw=' 
WHERE 
  key_id = '51b113cd9ff84d4f28aa0859486a0ce813dca13eeda092fceb89643ae101a2fa' 
  AND (
    token = 'W4MWZU3oQ6di0/MKMFyHxaJQOIFtayfyk5t6WCnSYjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )