UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't5Jco7zBe0oZgqRfc4s4KP3okP85VIBowm8pP09ZCSA=' 
WHERE 
  key_id = 'b844b666b1f14dfceef90115251dd4151cc3a8d98d00102f053f77601eb16efe' 
  AND (
    token = 't5Jco7zBe0oZgqRfc4s4KP3okP85VIBowm8pP09ZCSA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )