UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9pAIwqW8jrsrlxRwLnP1PT1u9ZdIhFfJgdjmKF0PRCU=' 
WHERE 
  key_id = '5d8692e15475c17ec0ce52c2bf52aa80116ec2d0e4cf7d967f16efadd26bf90d' 
  AND (
    token = '9pAIwqW8jrsrlxRwLnP1PT1u9ZdIhFfJgdjmKF0PRCU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030