UPDATE 
  cscart_aprillock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nv8EAAP/gSsD4K7mD1s9UgY4pZ/BwG6sJBR8a44FvAw=' 
WHERE 
  key_id = '6bb847e4f8d7622a463c6cc5417d7e6924e8fe6147c5379d39d8d765190a93c9' 
  AND (
    token = 'Nv8EAAP/gSsD4K7mD1s9UgY4pZ/BwG6sJBR8a44FvAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030