UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnnykbIAAtUy+siMqWcYCv+B4oU4qfC4PMfxiJJNS3A=' 
WHERE 
  key_id = '9003e9e91a6089d82c16c49318cac71bdd27f5bb20cdcc352e4dae3b5603e3ce' 
  AND (
    token = 'MnnykbIAAtUy+siMqWcYCv+B4oU4qfC4PMfxiJJNS3A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033