UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0FLnv8eOWjqVh6LtJiIs8Nw/oT7KYGhiYKirl98x34s=' 
WHERE 
  key_id = '8918b33d1867f1c98195e30c0adca1507e50221c8d433184b5b325c4c9227157' 
  AND (
    token = '0FLnv8eOWjqVh6LtJiIs8Nw/oT7KYGhiYKirl98x34s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )