UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dM57yjDmrW8GjIkUdz3Zh1yJhmzkkBPr9BNBhO62CTs=' 
WHERE 
  key_id = '2a7cdc9ff6122ecf57b1988a5f4b8a45e46020959eb3b107e849f66d7a651347' 
  AND (
    token = 'dM57yjDmrW8GjIkUdz3Zh1yJhmzkkBPr9BNBhO62CTs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )