UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '44HjsNMGB21ma0p2ikiWYtyzc5BReczzp11vmN6k+94=' 
WHERE 
  key_id = '386e478e359b585278fd37f9e44afda5b8f77fb83ad43d7e30649a012a7358d9' 
  AND (
    token = '44HjsNMGB21ma0p2ikiWYtyzc5BReczzp11vmN6k+94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )