UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cZc0mlittpE6lBPkxMBARCkY0DYGlWuCyPmpMva6B0M=' 
WHERE 
  key_id = '607138cd0e593a2b936e9cb3b4ee85a5e08bf35d488a797e3c2a65471a5c5e0f' 
  AND (
    token = 'cZc0mlittpE6lBPkxMBARCkY0DYGlWuCyPmpMva6B0M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00028