UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EZ271rQ/fG4DJGfqOh2wtJvc203ZTo7rydRisKyENzg=' 
WHERE 
  key_id = '638b09428f69b5d6a44ed3632a3a0caeaa51af4b2cfda0b8ebc3808dc902bb42' 
  AND (
    token = 'EZ271rQ/fG4DJGfqOh2wtJvc203ZTo7rydRisKyENzg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )