UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dREpyj0rzBZJnU/qA5fkVBxOFTrOWnqjDoHmUtOiRJg=' 
WHERE 
  key_id = '74f2cd1778f431d0686f423431199dfffe1f4639e6047d16778e10077da1c43a' 
  AND (
    token = 'dREpyj0rzBZJnU/qA5fkVBxOFTrOWnqjDoHmUtOiRJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )