UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'asTMMmEfPjK1q/A5+TjLWFiBBIgXAGGLgcx2Ttq6Eg8=' 
WHERE 
  key_id = '0d47e7f8258e583c05a72537e2ba665cc73ab69093644346a5f78b8b73e03af7' 
  AND (
    token = 'asTMMmEfPjK1q/A5+TjLWFiBBIgXAGGLgcx2Ttq6Eg8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00077