UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '81S7tpB0lYkEc7MrrmzpOpCGU77MgUFGmjUhFTaGdWk=' 
WHERE 
  key_id = 'eea72b3eed0a2400b6e17f03bdef917d7e9e0f208c124780d3820d5ee3ed894b' 
  AND (
    token = '81S7tpB0lYkEc7MrrmzpOpCGU77MgUFGmjUhFTaGdWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )