UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6jJjfaXDvI1fDxeusGe9u2OmJqLyJVCZO2uRJQWzNw=' 
WHERE 
  key_id = '2b4efe0532c09dad85af814f74dea2b5bc11e793270b68776180c072f878ecb2' 
  AND (
    token = 'R6jJjfaXDvI1fDxeusGe9u2OmJqLyJVCZO2uRJQWzNw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )