UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kaZ6oVatByK7x7VEtcaaNyZWF2F+fb3MHXrPRI/RJEE=' 
WHERE 
  key_id = '7d8cd537bf8bb53c107aace3227996ca760af927873ab9770582387c5e835a7e' 
  AND (
    token = 'kaZ6oVatByK7x7VEtcaaNyZWF2F+fb3MHXrPRI/RJEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )