UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w4nC4pkokDYpZ0If5f9qbAKvg6PwcYpARAkzjlvVU70=' 
WHERE 
  key_id = 'b6f0164eb83cede3622c9c8ccbb019a96e84ecc99442b196a248236ea0ebabb0' 
  AND (
    token = 'w4nC4pkokDYpZ0If5f9qbAKvg6PwcYpARAkzjlvVU70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )