UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RM0gOqvtw1oCpZmrBnredyKI4FScbq7i1TugwxRExbY=' 
WHERE 
  key_id = '67da8acfbbfee7af823d90038e8bd88a40f42fdc9e55c9f444972fc7448bad52' 
  AND (
    token = 'RM0gOqvtw1oCpZmrBnredyKI4FScbq7i1TugwxRExbY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )