UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GimA2d4J8bHi4anIynCGykMNDeGROhba1+33Qi4F03o=' 
WHERE 
  key_id = '2c4709f74f62a50f89d2b39e0350323006eebbf185dea840c0b9c51e45ef0074' 
  AND (
    token = 'GimA2d4J8bHi4anIynCGykMNDeGROhba1+33Qi4F03o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )