UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VK8+EURxspPi1hkvqgvja7LUOttMDlGL+W29Vp408uw=' 
WHERE 
  key_id = 'c3dba14d473c2bc86284a535697ce69163ba26c9f2eb0d241d3df54997d3d5d6' 
  AND (
    token = 'VK8+EURxspPi1hkvqgvja7LUOttMDlGL+W29Vp408uw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )