UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jR19WanG/RNh9cq6kTOmcjM8TIrkPCdUZm3HaSz0cfI=' 
WHERE 
  key_id = '6e96be5f23d15dbcf077e111d8606c46c4140c66a83d3402e6c4fcae5141a652' 
  AND (
    token = 'jR19WanG/RNh9cq6kTOmcjM8TIrkPCdUZm3HaSz0cfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )