UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5bHrqoSuowq9NxfqN1E6iyAK7d7y4PA+mUutyKhCovc=' 
WHERE 
  key_id = 'ab27173a541228bd06dc1793c2c646142b6a5b9d58cb72c14cf94a21adea842a' 
  AND (
    token = '5bHrqoSuowq9NxfqN1E6iyAK7d7y4PA+mUutyKhCovc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )