UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SLPaGsW7qfXRB66Sz+C5SD669gxnYuKj6B6oAcV0Axk=' 
WHERE 
  key_id = '6a31f713619296ef3dcc9deaabb9ceb3858c278a68871dc838327dd383f5a8b2' 
  AND (
    token = 'SLPaGsW7qfXRB66Sz+C5SD669gxnYuKj6B6oAcV0Axk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )