UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zXKUOp17g4dWWlSbpRNK4zCFwOfSmEiLsQV3AbwjXEw=' 
WHERE 
  key_id = 'b27c0e93b7d0ac898c79ed52ff044fc7331c50a79601b34c8d873f001b33029e' 
  AND (
    token = 'zXKUOp17g4dWWlSbpRNK4zCFwOfSmEiLsQV3AbwjXEw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )