UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6ah9cxT1MuF9jG8xHvSlC9nR+edFgDgkBZgKwS2udWE=' 
WHERE 
  key_id = 'e781536bd15d23a7ca3f33d9ff31a917ff5c88526c5d22dff5fbcaefbfac3b3c' 
  AND (
    token = '6ah9cxT1MuF9jG8xHvSlC9nR+edFgDgkBZgKwS2udWE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )