UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fKh0d9vlFjSO7f4060cJEsUDGkA6S9QsXcDtMWXWC04=' 
WHERE 
  key_id = '6dc2784e58d5c5e1f540eb6d0727108e669970ca556ef36c6387304d5b369c3c' 
  AND (
    token = 'fKh0d9vlFjSO7f4060cJEsUDGkA6S9QsXcDtMWXWC04=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )