UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sbaMUyRq4JE111vZ1DKMuuxJSh/ynQP4paTFB6KWMF8=' 
WHERE 
  key_id = '4e755f2dadd588be3719c7f73ba6c081939401bd7b52063f653f572bf9f26c8a' 
  AND (
    token = 'sbaMUyRq4JE111vZ1DKMuuxJSh/ynQP4paTFB6KWMF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )