UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/CSf1Qjmk1CgilC6q4brqapXwhrqvm9/ndQyNGG7ns0=' 
WHERE 
  key_id = '2602df5c8f149d40015e9055e61e8da3e8ad1d62968f98da025483fbbcb687a8' 
  AND (
    token = '/CSf1Qjmk1CgilC6q4brqapXwhrqvm9/ndQyNGG7ns0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )