UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+27p0c/8YMrzl4/VPHqaxD331wp9SUrtyz519e1RA28=' 
WHERE 
  key_id = '39ee8bb45e895061fe2865d205476a02b3fbdd5758f8bf840673a4f340791b92' 
  AND (
    token = '+27p0c/8YMrzl4/VPHqaxD331wp9SUrtyz519e1RA28=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )