UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+Y7lrJM2DhJ8KTu1Wd9rrbajQUXABrcY5fRJNBFEZo=' 
WHERE 
  key_id = '84857fbb4bf1e942c669db8a1886d94048712d28bfec6735fb145293bb5f0e2b' 
  AND (
    token = '6+Y7lrJM2DhJ8KTu1Wd9rrbajQUXABrcY5fRJNBFEZo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )