UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/HVksHhROXQS2v08JfsM7NiAyPKEfXQEAveJjD7Hf2Q=' 
WHERE 
  key_id = 'd2790fc27e53042a839035bace0fafe0e643035f21f38e22d7a9ba8c08e569e8' 
  AND (
    token = '/HVksHhROXQS2v08JfsM7NiAyPKEfXQEAveJjD7Hf2Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00052