UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2bDLEyWjrXG8rOUKOjf6oR38ol+lErR3iquHE9Bsl8=' 
WHERE 
  key_id = '115d4fcdf87d83e6cd0d0f45cb8eed7ebfeb31278661069afed5be0a4c637893' 
  AND (
    token = 'u2bDLEyWjrXG8rOUKOjf6oR38ol+lErR3iquHE9Bsl8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )