UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L6kS2amIBM79Lv8r2JQevjBbyc1YKo9vmI7Rb/49uaw=' 
WHERE 
  key_id = '5aa3968f5f4211ef8fd19229b8f6e93def250a872838b8e6f47583dcfaccdc42' 
  AND (
    token = 'L6kS2amIBM79Lv8r2JQevjBbyc1YKo9vmI7Rb/49uaw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )