UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ai6Bd1NoL7oIfa7pQL0xhu76XOAxvHplpaCxExz+UQs=' 
WHERE 
  key_id = '7eac9c156d8937b66078dbb0271bc2130f0e30522f38039a91d3ad21817e3921' 
  AND (
    token = 'Ai6Bd1NoL7oIfa7pQL0xhu76XOAxvHplpaCxExz+UQs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )