UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WhWoVtcmIRu4fonMzPvxgxcIGBjECT0p2+UWfuCxW5Q=' 
WHERE 
  key_id = 'b3d7a6bfbf3cd7d6b2025b49a8be7fc7ce57871e4316c4f9bcd32f8396b270dd' 
  AND (
    token = 'WhWoVtcmIRu4fonMzPvxgxcIGBjECT0p2+UWfuCxW5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00024