UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bx63vf8nErzwW/HJJbaVSIFHLSpzykfvQ7vOjyr/1lw=' 
WHERE 
  key_id = 'eae4b77314f6c06043dff5d18b3570d4c6a39d299dca6e37ccecde1124ca3964' 
  AND (
    token = 'bx63vf8nErzwW/HJJbaVSIFHLSpzykfvQ7vOjyr/1lw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )