UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JLIjcIm7x1jdiwtBP8xHVWQ8cMEzJvwc5snl/e1uo48=' 
WHERE 
  key_id = '08ceeac74aa9d561f98e0db6c2bda730888154163a3402d2352e6b6fa1d4796b' 
  AND (
    token = 'JLIjcIm7x1jdiwtBP8xHVWQ8cMEzJvwc5snl/e1uo48=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00036