UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttbEQqK2XRzR0tpNEQ49ns47UuwKIWYydteFUY8iZtU=' 
WHERE 
  key_id = 'c94eed7e7072d21ea69220e2815d38c341f3aecbf8f1d404f163048812a48c68' 
  AND (
    token = 'ttbEQqK2XRzR0tpNEQ49ns47UuwKIWYydteFUY8iZtU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )