UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JYy3tCL8TlAzsarReDIjj6gaATnq1tekG5ODVGtZc40=' 
WHERE 
  key_id = 'a11b0ac86b02aa2d666b8a0c847c9b1f8c54261689ad9a7c0af80c6dfa6660e6' 
  AND (
    token = 'JYy3tCL8TlAzsarReDIjj6gaATnq1tekG5ODVGtZc40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )