UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'POCiE2VYXQ4LfPfI+6E251clNEJSzUCL2f8S5yndKLo=' 
WHERE 
  key_id = '75f4a0465538082be2b7678b2a31df64cf196cb21a64cdaa35f3d55a00501544' 
  AND (
    token = 'POCiE2VYXQ4LfPfI+6E251clNEJSzUCL2f8S5yndKLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )