UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eP/qzlXu40LWLAQcM53kGqG+3UMtfsxUggqMHvNsCp4=' 
WHERE 
  key_id = 'a9ed3b92494f18fe72e772cc6083b5e4c0bc507969c194640d4896d07e72619f' 
  AND (
    token = 'eP/qzlXu40LWLAQcM53kGqG+3UMtfsxUggqMHvNsCp4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )