UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm4Q5Fkl0ejpQUUXuikmhQAFn1UgUtSRieyoRB0PCywo=' 
WHERE 
  key_id = '84df0508e43296d5cafb13824a511141a1ce4df4494e8ed520a073f99cbf89a2' 
  AND (
    token = 'm4Q5Fkl0ejpQUUXuikmhQAFn1UgUtSRieyoRB0PCywo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )