UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gvFJi21iYkv2ILjaDqCt34np/T59qOwfku3B+1t3NhM=' 
WHERE 
  key_id = '42678f05e0d4057513079596f81b59d03bc36ea3cd0c91ab19ecb57893ea0c32' 
  AND (
    token = 'gvFJi21iYkv2ILjaDqCt34np/T59qOwfku3B+1t3NhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )