UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lVhvVnxij9Y7RtSw6Ad3Y/AQW6+0FuqJUzeOco3V35U=' 
WHERE 
  key_id = '2b25674ad2ff43bd6ae1d38e4d3ccb4b507d8815ac1278368fd419561f89e84b' 
  AND (
    token = 'lVhvVnxij9Y7RtSw6Ad3Y/AQW6+0FuqJUzeOco3V35U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00034