UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Am4yLBxwdzCh+35/01OnF81eE1xNjC0TMbUbIqcjFkc=' 
WHERE 
  key_id = '495dad0cb7371b6376c4f9d2a831f4b0e8deb7da483a3adb3c760927675e594c' 
  AND (
    token = 'Am4yLBxwdzCh+35/01OnF81eE1xNjC0TMbUbIqcjFkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )