UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XppEvBRG2EoEnSeKouPsL6wIAm/3sQ09CeKFtXGu1K4=' 
WHERE 
  key_id = 'd76b66e12d32d2653ab058a1aa0188f16479fd85793dd106cc74170a40ab4d20' 
  AND (
    token = 'XppEvBRG2EoEnSeKouPsL6wIAm/3sQ09CeKFtXGu1K4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00017