UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U4HJNbDtPf+J4AqwJJnUcbyVRPhs/3xrFSpPlwv7f6c=' 
WHERE 
  key_id = '2a8290321756324867d3a27de8b5d1e01474725d91976efda1053b5901ce61c7' 
  AND (
    token = 'U4HJNbDtPf+J4AqwJJnUcbyVRPhs/3xrFSpPlwv7f6c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )