UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LCzVEbObCkx2EP/Ix5vF0OXwkTybDvckwxIoEn9ELXc=' 
WHERE 
  key_id = '838e6d524d36adf8824bbca20cc184f1f15ad539541b575baf75a50b657bb43a' 
  AND (
    token = 'LCzVEbObCkx2EP/Ix5vF0OXwkTybDvckwxIoEn9ELXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )