UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2z2XxRd3oTa6nhsbgixhrPPqgee3gztUfBW2lr2abrc=' 
WHERE 
  key_id = '3970642f291fa1bd965acc7d539a91189b83164a9ac9ee8853b392a6e9c35a85' 
  AND (
    token = '2z2XxRd3oTa6nhsbgixhrPPqgee3gztUfBW2lr2abrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )