UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+3Ux/T88qQRxk3l7jKcuQNrRvmx1Wp/I1UAiRRDaNA=' 
WHERE 
  key_id = '250ee3816779aba609ff984d4cddb531b869121f957a31abde3bc9a0012ececa' 
  AND (
    token = '6+3Ux/T88qQRxk3l7jKcuQNrRvmx1Wp/I1UAiRRDaNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )