UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ICsMB6nTyOjtImU71FyDXpvAW1lD7LovQNBMmcixpJA=' 
WHERE 
  key_id = '51a2de987bb390fde8a7e78055a61ae8aac3d56764ca20c4004b1e443bf14f81' 
  AND (
    token = 'ICsMB6nTyOjtImU71FyDXpvAW1lD7LovQNBMmcixpJA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )