UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gj531M7mU7jRhdYEntrPAW+m4/bYENeMU0k7qTDSYik=' 
WHERE 
  key_id = '34e7785afb5121943428281ffb0d486e93199d0faa0285f0be7ef3735fe432af' 
  AND (
    token = 'Gj531M7mU7jRhdYEntrPAW+m4/bYENeMU0k7qTDSYik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )