UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b8cWwB7e4raasgApv3MDAqf3qZgPDjfaB53FyCCPCec=' 
WHERE 
  key_id = '3fb3108f370a1a2fe702fdc80de02a08cbe8e09d446e73540af59bf01dc47ee4' 
  AND (
    token = 'b8cWwB7e4raasgApv3MDAqf3qZgPDjfaB53FyCCPCec=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )