UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pJtS1OCwaneG+667U+tOKjxcxFryLZunLq7+VfnI648=' 
WHERE 
  key_id = '344a4cdf732b37c443adaa4530654ceaaf3e343a947b733b398355831276d8f7' 
  AND (
    token = 'pJtS1OCwaneG+667U+tOKjxcxFryLZunLq7+VfnI648=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )