UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4U+sv6d4PEznkSvwjDaFeQKKxEAIV6tUm6DGznV+Mk=' 
WHERE 
  key_id = '5ac55d2b44577d38140581c954c0ef426b1cd3ac470eaaba63c2a91ffeb735d1' 
  AND (
    token = 't4U+sv6d4PEznkSvwjDaFeQKKxEAIV6tUm6DGznV+Mk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )