UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CNyLA4Qr9KyrHk2O9cOr4MCpPB7QHvM6BpHgMYOFTDQ=' 
WHERE 
  key_id = '4787432c4234f8a8593072776dce4b919501e4de16df0fc5ac673422fc0ec3e0' 
  AND (
    token = 'CNyLA4Qr9KyrHk2O9cOr4MCpPB7QHvM6BpHgMYOFTDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )