UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gAWYurunzB+D+pEBN73Kwn4EFLgzUmB9dunggPbi274=' 
WHERE 
  key_id = '432c2f7c8c59c903692a7dfedaab7bc99442d7d057596daaa24027098b50ac1a' 
  AND (
    token = 'gAWYurunzB+D+pEBN73Kwn4EFLgzUmB9dunggPbi274=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026