UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uR47CjmuJkkZQta6zpDh6uJ/ipzrR/8lKTt/zPAp9RM=' 
WHERE 
  key_id = 'c2f5625d2c3884ac6b578add9831e6448249c3bbbc595462b0eb60f79cd04830' 
  AND (
    token = 'uR47CjmuJkkZQta6zpDh6uJ/ipzrR/8lKTt/zPAp9RM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )