UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'G9vP90YPIilahgEtsnnJPzZmOJDmXtTdIXt1xbuTvS0=' 
WHERE 
  key_id = '751dce44a6d78bfa14bcf5ee0c527cb20c467edfa3ee3c6cf824a415cdf78717' 
  AND (
    token = 'G9vP90YPIilahgEtsnnJPzZmOJDmXtTdIXt1xbuTvS0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )